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rofi/source/view.c
Dave Davenport ed6cb59b5d Fix crash on wrongly queued ViewState (thx to teto)
2016-11-02 18:24:20 +01:00

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/**
* rofi
*
* MIT/X11 License
* Modified 2016 Qball Cow <qball@gmpclient.org>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <stdint.h>
#include <signal.h>
#include <errno.h>
#include <time.h>
#include <locale.h>
#include <xkbcommon/xkbcommon-x11.h>
#include <xcb/xkb.h>
#include <xcb/xcb_ewmh.h>
#include <cairo.h>
#include <cairo-xcb.h>
#define SN_API_NOT_YET_FROZEN
#include <libsn/sn.h>
#include "settings.h"
#include "rofi.h"
#include "mode.h"
#include "xcb-internal.h"
#include "xkb-internal.h"
#include "helper.h"
#include "x11-helper.h"
#include "xrmoptions.h"
#include "dialogs/dialogs.h"
#include "view.h"
#include "view-internal.h"
/** The Rofi View log domain */
#define LOG_DOMAIN "View"
#include "xcb.h"
static int rofi_view_calculate_height ( RofiViewState *state );
GThreadPool *tpool = NULL;
RofiViewState *current_active_menu = NULL;
struct
{
xcb_window_t main_window;
cairo_surface_t *surface;
cairo_surface_t *fake_bg;
int fake_bgrel;
cairo_t *draw;
MenuFlags flags;
GQueue views;
workarea mon;
guint idle_timeout;
} CacheState = {
.main_window = XCB_WINDOW_NONE,
.surface = NULL,
.fake_bg = NULL,
.fake_bgrel = FALSE,
.draw = NULL,
.flags = MENU_NORMAL,
.views = G_QUEUE_INIT,
.idle_timeout = 0,
};
static char * get_matching_state ( void )
{
if ( config.case_sensitive ) {
if ( config.levenshtein_sort ) {
return "±";
}
else {
return "-";
}
}
else{
if ( config.levenshtein_sort ) {
return "+";
}
}
return " ";
}
/**
* Levenshtein Sorting.
*/
static int lev_sort ( const void *p1, const void *p2, void *arg )
{
const int *a = p1;
const int *b = p2;
int *distances = arg;
return distances[*a] - distances[*b];
}
/**
* Stores a screenshot of Rofi at that point in time.
*/
static void menu_capture_screenshot ( void )
{
const char *outp = g_getenv ( "ROFI_PNG_OUTPUT" );
if ( CacheState.surface == NULL ) {
// Nothing to store.
fprintf ( stderr, "There is no rofi surface to store\n" );
return;
}
const char *xdg_pict_dir = g_get_user_special_dir ( G_USER_DIRECTORY_PICTURES );
if ( outp == NULL && xdg_pict_dir == NULL ) {
fprintf ( stderr, "XDG user picture directory or ROFI_PNG_OUTPUT is not set. Cannot store screenshot.\n" );
return;
}
// Get current time.
GDateTime *now = g_date_time_new_now_local ();
// Format filename.
char *timestmp = g_date_time_format ( now, "rofi-%Y-%m-%d-%H%M" );
char *filename = g_strdup_printf ( "%s.png", timestmp );
// Build full path
char *fpath = NULL;
if ( outp == NULL ) {
int index = 0;
fpath = g_build_filename ( xdg_pict_dir, filename, NULL );
while ( g_file_test ( fpath, G_FILE_TEST_EXISTS ) && index < 99 ) {
g_free ( fpath );
g_free ( filename );
// Try the next index.
index++;
// Format filename.
filename = g_strdup_printf ( "%s-%d.png", timestmp, index );
// Build full path
fpath = g_build_filename ( xdg_pict_dir, filename, NULL );
}
}
else {
fpath = g_strdup ( outp );
}
fprintf ( stderr, color_green "Storing screenshot %s\n"color_reset, fpath );
cairo_status_t status = cairo_surface_write_to_png ( CacheState.surface, fpath );
if ( status != CAIRO_STATUS_SUCCESS ) {
fprintf ( stderr, "Failed to produce screenshot '%s', got error: '%s'\n", filename,
cairo_status_to_string ( status ) );
}
g_free ( fpath );
g_free ( filename );
g_free ( timestmp );
g_date_time_unref ( now );
}
static void rofi_view_update_prompt ( RofiViewState *state )
{
if ( state->prompt ) {
const char *str = mode_get_display_name ( state->sw );
textbox_text ( state->prompt, str );
}
}
/**
* Calculates the window position
*/
static void rofi_view_calculate_window_position ( RofiViewState *state )
{
if ( config.fullscreen ) {
state->x = CacheState.mon.x;
state->y = CacheState.mon.y;
return;
}
if ( !config.fixed_num_lines && ( config.location == WL_CENTER || config.location == WL_EAST || config.location == WL_WEST ) ) {
state->y = CacheState.mon.y + CacheState.mon.h / 2 - widget_get_height ( WIDGET ( state->input_bar ) );
}
else {
// Default location is center.
state->y = CacheState.mon.y + ( CacheState.mon.h - state->height ) / 2;
}
state->x = CacheState.mon.x + ( CacheState.mon.w - state->width ) / 2;
// Determine window location
switch ( config.location )
{
case WL_NORTH_WEST:
state->x = CacheState.mon.x;
case WL_NORTH:
state->y = CacheState.mon.y;
break;
case WL_NORTH_EAST:
state->y = CacheState.mon.y;
case WL_EAST:
state->x = CacheState.mon.x + CacheState.mon.w - state->width;
break;
case WL_EAST_SOUTH:
state->x = CacheState.mon.x + CacheState.mon.w - state->width;
case WL_SOUTH:
state->y = CacheState.mon.y + CacheState.mon.h - state->height;
break;
case WL_SOUTH_WEST:
state->y = CacheState.mon.y + CacheState.mon.h - state->height;
case WL_WEST:
state->x = CacheState.mon.x;
break;
case WL_CENTER:
default:
break;
}
// Apply offset.
state->x += config.x_offset;
state->y += config.y_offset;
}
static void rofi_view_window_update_size ( RofiViewState * state )
{
uint16_t mask = XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y | XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT;
uint32_t vals[] = { state->x, state->y, state->width, state->height };
// Display it.
xcb_configure_window ( xcb->connection, CacheState.main_window, mask, vals );
cairo_xcb_surface_set_size ( CacheState.surface, state->width, state->height );
widget_resize ( WIDGET ( state->main_box ), state->width - 2 * state->border, state->height - 2 * state->border );
}
static gboolean rofi_view_reload_idle ( G_GNUC_UNUSED gpointer data )
{
if ( current_active_menu ) {
current_active_menu->reload = TRUE;
current_active_menu->refilter = TRUE;
xcb_clear_area ( xcb->connection, CacheState.main_window, 1, 0, 0, 1, 1 );
xcb_flush ( xcb->connection );
}
CacheState.idle_timeout = 0;
return G_SOURCE_REMOVE;
}
void rofi_view_reload ( void )
{
// @TODO add check if current view is equal to the callee
if ( CacheState.idle_timeout == 0 ) {
CacheState.idle_timeout = g_timeout_add ( 1000 / 10, rofi_view_reload_idle, NULL );
}
}
void rofi_view_queue_redraw ( void )
{
if ( current_active_menu ) {
xcb_clear_area ( xcb->connection, CacheState.main_window, 1, 0, 0, 1, 1 );
xcb_flush ( xcb->connection );
}
}
void rofi_view_restart ( RofiViewState *state )
{
state->quit = FALSE;
state->retv = MENU_CANCEL;
}
RofiViewState * rofi_view_get_active ( void )
{
return current_active_menu;
}
void rofi_view_set_active ( RofiViewState *state )
{
if ( current_active_menu != NULL && state != NULL ) {
g_queue_push_head ( &( CacheState.views ), current_active_menu );
// TODO check.
current_active_menu = state;
g_log ( LOG_DOMAIN, G_LOG_LEVEL_DEBUG, "stack view." );
rofi_view_window_update_size ( current_active_menu );
rofi_view_queue_redraw ();
return;
}
else if ( state == NULL && !g_queue_is_empty ( &( CacheState.views ) ) ) {
g_log ( LOG_DOMAIN, G_LOG_LEVEL_DEBUG, "pop view." );
current_active_menu = g_queue_pop_head ( &( CacheState.views ) );
rofi_view_window_update_size ( current_active_menu );
rofi_view_queue_redraw ();
return;
}
g_assert ( ( current_active_menu == NULL && state != NULL ) || ( current_active_menu != NULL && state == NULL ) );
current_active_menu = state;
}
void rofi_view_set_selected_line ( RofiViewState *state, unsigned int selected_line )
{
state->selected_line = selected_line;
// Find the line.
unsigned int selected = 0;
for ( unsigned int i = 0; ( ( state->selected_line ) ) < UINT32_MAX && !selected && i < state->filtered_lines; i++ ) {
if ( state->line_map[i] == ( state->selected_line ) ) {
selected = i;
break;
}
}
listview_set_selected ( state->list_view, selected );
xcb_clear_area ( xcb->connection, CacheState.main_window, 1, 0, 0, 1, 1 );
xcb_flush ( xcb->connection );
}
void rofi_view_free ( RofiViewState *state )
{
if ( state->tokens ) {
tokenize_free ( state->tokens );
state->tokens = NULL;
}
// Do this here?
// Wait for final release?
widget_free ( WIDGET ( state->main_box ) );
widget_free ( WIDGET ( state->overlay ) );
g_free ( state->line_map );
g_free ( state->distance );
// Free the switcher boxes.
// When state is free'ed we should no longer need these.
if ( config.sidebar_mode == TRUE ) {
g_free ( state->modi );
state->num_modi = 0;
}
g_free ( state );
}
MenuReturn rofi_view_get_return_value ( const RofiViewState *state )
{
return state->retv;
}
unsigned int rofi_view_get_selected_line ( const RofiViewState *state )
{
return state->selected_line;
}
unsigned int rofi_view_get_next_position ( const RofiViewState *state )
{
unsigned int next_pos = state->selected_line;
unsigned int selected = listview_get_selected ( state->list_view );
if ( ( selected + 1 ) < state->num_lines ) {
( next_pos ) = state->line_map[selected + 1];
}
return next_pos;
}
unsigned int rofi_view_get_completed ( const RofiViewState *state )
{
return state->quit;
}
const char * rofi_view_get_user_input ( const RofiViewState *state )
{
if ( state->text ) {
return state->text->text;
}
return NULL;
}
/**
* Create a new, 0 initialized RofiViewState structure.
*
* @returns a new 0 initialized RofiViewState
*/
static RofiViewState * __rofi_view_state_create ( void )
{
return g_malloc0 ( sizeof ( RofiViewState ) );
}
typedef struct _thread_state
{
RofiViewState *state;
unsigned int start;
unsigned int stop;
unsigned int count;
GCond *cond;
GMutex *mutex;
unsigned int *acount;
void ( *callback )( struct _thread_state *t, gpointer data );
}thread_state;
/**
* @param data A thread_state object.
* @param user_data User data to pass to thread_state callback
*
* Small wrapper function that is internally used to pass a job to a worker.
*/
static void rofi_view_call_thread ( gpointer data, gpointer user_data )
{
thread_state *t = (thread_state *) data;
t->callback ( t, user_data );
g_mutex_lock ( t->mutex );
( *( t->acount ) )--;
g_cond_signal ( t->cond );
g_mutex_unlock ( t->mutex );
}
static void filter_elements ( thread_state *t, G_GNUC_UNUSED gpointer user_data )
{
// input changed
for ( unsigned int i = t->start; i < t->stop; i++ ) {
int match = mode_token_match ( t->state->sw, t->state->tokens, i );
// If each token was matched, add it to list.
if ( match ) {
t->state->line_map[t->start + t->count] = i;
if ( config.levenshtein_sort ) {
// This is inefficient, need to fix it.
char * str = mode_get_completion ( t->state->sw, i );
char * input = mode_preprocess_input ( t->state->sw, t->state->text->text );
t->state->distance[i] = levenshtein ( input, str );
g_free ( input );
g_free ( str );
}
t->count++;
}
}
}
static void rofi_view_setup_fake_transparency ( void )
{
if ( CacheState.fake_bg == NULL ) {
cairo_surface_t *s = NULL;
/**
* Select Background to use for fake transparency.
* Current options: 'screenshot','background'
*/
if ( g_strcmp0 ( config.fake_background, "screenshot" ) == 0 ) {
s = cairo_xcb_surface_create ( xcb->connection,
xcb_stuff_get_root_window ( xcb ),
root_visual,
xcb->screen->width_in_pixels,
xcb->screen->height_in_pixels );
}
else if ( g_strcmp0 ( config.fake_background, "background" ) == 0 ) {
s = x11_helper_get_bg_surface ();
}
else {
char *fpath = rofi_expand_path ( config.fake_background );
s = cairo_image_surface_create_from_png ( fpath );
CacheState.fake_bgrel = TRUE;
g_free ( fpath );
}
if ( s != NULL ) {
if ( cairo_surface_status ( s ) != CAIRO_STATUS_SUCCESS ) {
cairo_surface_destroy ( s );
s = NULL;
}
else {
CacheState.fake_bg = cairo_image_surface_create ( CAIRO_FORMAT_ARGB32, CacheState.mon.w, CacheState.mon.h );
cairo_t *dr = cairo_create ( CacheState.fake_bg );
if ( CacheState.fake_bgrel ) {
cairo_set_source_surface ( dr, s, 0, 0 );
}
else {
cairo_set_source_surface ( dr, s, -CacheState.mon.x, -CacheState.mon.y );
}
cairo_paint ( dr );
cairo_destroy ( dr );
cairo_surface_destroy ( s );
}
}
TICK_N ( "Fake transparency" );
}
}
void __create_window ( MenuFlags menu_flags )
{
uint32_t selmask = XCB_CW_BACK_PIXEL | XCB_CW_BORDER_PIXEL | XCB_CW_EVENT_MASK | XCB_CW_COLORMAP;
uint32_t selval[] = {
0,
0,
XCB_EVENT_MASK_EXPOSURE | XCB_EVENT_MASK_BUTTON_PRESS | XCB_EVENT_MASK_BUTTON_RELEASE |
XCB_EVENT_MASK_KEY_PRESS | XCB_EVENT_MASK_KEY_RELEASE | XCB_EVENT_MASK_KEYMAP_STATE |
XCB_EVENT_MASK_STRUCTURE_NOTIFY | XCB_EVENT_MASK_FOCUS_CHANGE | XCB_EVENT_MASK_BUTTON_1_MOTION,
map
};
xcb_window_t box = xcb_generate_id ( xcb->connection );
xcb_create_window ( xcb->connection, depth->depth, box, xcb_stuff_get_root_window ( xcb ),
0, 0, 200, 100, 0, XCB_WINDOW_CLASS_INPUT_OUTPUT,
visual->visual_id, selmask, selval );
CacheState.surface = cairo_xcb_surface_create ( xcb->connection, box, visual, 200, 100 );
// Create a drawable.
CacheState.draw = cairo_create ( CacheState.surface );
g_assert ( CacheState.draw != NULL );
cairo_set_operator ( CacheState.draw, CAIRO_OPERATOR_SOURCE );
// Set up pango context.
cairo_font_options_t *fo = cairo_font_options_create ();
// Take font description from xlib surface
cairo_surface_get_font_options ( CacheState.surface, fo );
PangoContext *p = pango_cairo_create_context ( CacheState.draw );
// Set the font options from the xlib surface
pango_cairo_context_set_font_options ( p, fo );
// Setup dpi
if ( config.dpi > 0 ) {
PangoFontMap *font_map = pango_cairo_font_map_get_default ();
pango_cairo_font_map_set_resolution ( (PangoCairoFontMap *) font_map, (double) config.dpi );
}
// Setup font.
if ( config.menu_font ) {
PangoFontDescription *pfd = pango_font_description_from_string ( config.menu_font );
pango_context_set_font_description ( p, pfd );
pango_font_description_free ( pfd );
}
// Tell textbox to use this context.
textbox_set_pango_context ( p );
// cleanup
g_object_unref ( p );
cairo_font_options_destroy ( fo );
// // make it an unmanaged window
if ( ( ( menu_flags & MENU_NORMAL_WINDOW ) == 0 ) ) {
window_set_atom_prop ( box, xcb->ewmh._NET_WM_STATE, &( xcb->ewmh._NET_WM_STATE_ABOVE ), 1 );
uint32_t values[] = { 1 };
xcb_change_window_attributes ( xcb->connection, box, XCB_CW_OVERRIDE_REDIRECT, values );
}
else{
window_set_atom_prop ( box, xcb->ewmh._NET_WM_WINDOW_TYPE, &( xcb->ewmh._NET_WM_WINDOW_TYPE_NORMAL ), 1 );
x11_disable_decoration ( box );
}
if ( config.fullscreen ) {
xcb_atom_t atoms[] = {
xcb->ewmh._NET_WM_STATE_FULLSCREEN,
xcb->ewmh._NET_WM_STATE_ABOVE
};
window_set_atom_prop ( box, xcb->ewmh._NET_WM_STATE, atoms, sizeof ( atoms ) / sizeof ( xcb_atom_t ) );
}
// Set the WM_NAME
xcb_change_property ( xcb->connection, XCB_PROP_MODE_REPLACE, box, xcb->ewmh._NET_WM_NAME, xcb->ewmh.UTF8_STRING, 8, 4, "rofi" );
xcb_change_property ( xcb->connection, XCB_PROP_MODE_REPLACE, box, XCB_ATOM_WM_NAME, XCB_ATOM_STRING, 8, 4, "rofi" );
CacheState.main_window = box;
CacheState.flags = menu_flags;
monitor_active ( &( CacheState.mon ) );
if ( config.fake_transparency ) {
rofi_view_setup_fake_transparency ();
}
if ( xcb->sncontext != NULL ) {
sn_launchee_context_setup_window ( xcb->sncontext, CacheState.main_window );
}
}
/**
* @param state Internal state of the menu.
*
* Calculate the width of the window and the width of an element.
*/
static void rofi_view_calculate_window_and_element_width ( RofiViewState *state )
{
if ( config.fullscreen ) {
state->width = CacheState.mon.w;
}
else if ( config.menu_width < 0 ) {
double fw = textbox_get_estimated_char_width ( );
state->width = -( fw * config.menu_width );
state->width += 2 * state->border;
}
else{
// Calculate as float to stop silly, big rounding down errors.
state->width = config.menu_width < 101 ? ( CacheState.mon.w / 100.0f ) * ( float ) config.menu_width : config.menu_width;
}
}
/**
* Nav helper functions, to avoid duplicate code.
*/
/**
* @param state The current RofiViewState
*
* Tab handling.
*/
static void rofi_view_nav_row_tab ( RofiViewState *state )
{
if ( state->filtered_lines == 1 ) {
state->retv = MENU_OK;
( state->selected_line ) = state->line_map[listview_get_selected ( state->list_view )];
state->quit = 1;
return;
}
// Double tab!
if ( state->filtered_lines == 0 && ROW_TAB == state->prev_action ) {
state->retv = MENU_NEXT;
( state->selected_line ) = 0;
state->quit = TRUE;
}
else {
listview_nav_down ( state->list_view );
}
state->prev_action = ROW_TAB;
}
/**
* @param state The current RofiViewState
*
* complete current row.
*/
inline static void rofi_view_nav_row_select ( RofiViewState *state )
{
if ( state->list_view ) {
return;
}
unsigned int selected = listview_get_selected ( state->list_view );
// If a valid item is selected, return that..
if ( selected < state->filtered_lines ) {
char *str = mode_get_completion ( state->sw, state->line_map[selected] );
textbox_text ( state->text, str );
g_free ( str );
textbox_keybinding ( state->text, MOVE_END );
state->refilter = TRUE;
}
}
/**
* @param state The current RofiViewState
*
* Move the selection to first row.
*/
inline static void rofi_view_nav_first ( RofiViewState * state )
{
// state->selected = 0;
listview_set_selected ( state->list_view, 0 );
}
/**
* @param state The current RofiViewState
*
* Move the selection to last row.
*/
inline static void rofi_view_nav_last ( RofiViewState * state )
{
// If no lines, do nothing.
if ( state->filtered_lines == 0 ) {
return;
}
//state->selected = state->filtered_lines - 1;
listview_set_selected ( state->list_view, -1 );
}
static void update_callback ( textbox *t, unsigned int index, void *udata, TextBoxFontType type, gboolean full )
{
RofiViewState *state = (RofiViewState *) udata;
if ( full ) {
int fstate = 0;
char *text = mode_get_display_value ( state->sw, state->line_map[index], &fstate, TRUE );
type |= fstate;
textbox_font ( t, type );
// Move into list view.
textbox_text ( t, text );
if ( state->tokens && config.show_match ) {
PangoAttrList *list = textbox_get_pango_attributes ( t );
if ( list != NULL ) {
pango_attr_list_ref ( list );
}
else{
list = pango_attr_list_new ();
}
token_match_get_pango_attr ( state->tokens, textbox_get_visible_text ( t ), list );
textbox_set_pango_attributes ( t, list );
pango_attr_list_unref ( list );
}
g_free ( text );
}
else {
int fstate = 0;
mode_get_display_value ( state->sw, state->line_map[index], &fstate, FALSE );
type |= fstate;
textbox_font ( t, type );
}
}
void rofi_view_update ( RofiViewState *state )
{
if ( !widget_need_redraw ( WIDGET ( state->main_box ) ) && !widget_need_redraw ( WIDGET ( state->overlay ) ) ) {
return;
}
TICK ();
cairo_surface_t * surf = cairo_image_surface_create ( CAIRO_FORMAT_ARGB32, state->width, state->height );
cairo_t *d = cairo_create ( surf );
cairo_set_operator ( d, CAIRO_OPERATOR_SOURCE );
if ( config.fake_transparency ) {
if ( CacheState.fake_bg != NULL ) {
if ( CacheState.fake_bgrel ) {
cairo_set_source_surface ( d, CacheState.fake_bg, 0.0, 0.0 );
}
else {
cairo_set_source_surface ( d, CacheState.fake_bg,
-(double) ( state->x - CacheState.mon.x ),
-(double) ( state->y - CacheState.mon.y ) );
}
cairo_paint ( d );
cairo_set_operator ( d, CAIRO_OPERATOR_OVER );
color_background ( d );
cairo_paint ( d );
}
}
else {
// Paint the background.
color_background ( d );
cairo_paint ( d );
}
TICK_N ( "Background" );
color_border ( d );
if ( config.menu_bw > 0 ) {
cairo_save ( d );
cairo_set_line_width ( d, config.menu_bw );
cairo_rectangle ( d,
config.menu_bw / 2.0,
config.menu_bw / 2.0,
state->width - config.menu_bw,
state->height - config.menu_bw );
cairo_stroke ( d );
cairo_restore ( d );
}
// Always paint as overlay over the background.
cairo_set_operator ( d, CAIRO_OPERATOR_OVER );
widget_draw ( WIDGET ( state->main_box ), d );
if ( state->overlay ) {
widget_draw ( WIDGET ( state->overlay ), d );
}
// Draw to actual window.
cairo_set_source_surface ( CacheState.draw, surf, 0, 0 );
cairo_paint ( CacheState.draw );
// Cleanup
cairo_destroy ( d );
cairo_surface_destroy ( surf );
// Flush the surface.
cairo_surface_flush ( CacheState.surface );
xcb_flush ( xcb->connection );
TICK ();
}
/**
* @param state Internal state of the menu.
* @param xse X selection event.
*
* Handle paste event.
*/
static void rofi_view_paste ( RofiViewState *state, xcb_selection_notify_event_t *xse )
{
if ( xse->property == XCB_ATOM_NONE ) {
fprintf ( stderr, "Failed to convert selection\n" );
}
else if ( xse->property == xcb->ewmh.UTF8_STRING ) {
gchar *text = window_get_text_prop ( CacheState.main_window, xcb->ewmh.UTF8_STRING );
if ( text != NULL && text[0] != '\0' ) {
unsigned int dl = strlen ( text );
// Strip new line
while ( dl > 0 && text[dl] == '\n' ) {
text[dl] = '\0';
dl--;
}
// Insert string move cursor.
textbox_insert ( state->text, state->text->cursor, text, dl );
textbox_cursor ( state->text, state->text->cursor + g_utf8_strlen ( text, -1 ) );
// Force a redraw and refiltering of the text.
state->refilter = TRUE;
}
g_free ( text );
}
else {
fprintf ( stderr, "Failed\n" );
}
}
static void rofi_view_mouse_navigation ( RofiViewState *state, xcb_button_press_event_t *xbe )
{
// Scroll event
if ( xbe->detail > 3 ) {
if ( xbe->detail == 4 ) {
listview_nav_up ( state->list_view );
}
else if ( xbe->detail == 5 ) {
listview_nav_down ( state->list_view );
}
else if ( xbe->detail == 6 ) {
listview_nav_left ( state->list_view );
}
else if ( xbe->detail == 7 ) {
listview_nav_right ( state->list_view );
}
return;
}
else {
xcb_button_press_event_t rel = *xbe;
rel.event_x -= config.padding;
rel.event_y -= config.padding;
if ( widget_clicked ( WIDGET ( state->main_box ), &rel ) ) {
return;
}
}
}
static void _rofi_view_reload_row ( RofiViewState *state )
{
g_free ( state->line_map );
g_free ( state->distance );
state->num_lines = mode_get_num_entries ( state->sw );
state->line_map = g_malloc0_n ( state->num_lines, sizeof ( unsigned int ) );
state->distance = g_malloc0_n ( state->num_lines, sizeof ( int ) );
}
static void rofi_view_refilter ( RofiViewState *state )
{
TICK_N ( "Filter start" );
if ( state->reload ) {
_rofi_view_reload_row ( state );
state->reload = FALSE;
}
if ( state->tokens ) {
tokenize_free ( state->tokens );
state->tokens = NULL;
}
if ( strlen ( state->text->text ) > 0 ) {
unsigned int j = 0;
gchar *input = mode_preprocess_input ( state->sw, state->text->text );
state->tokens = tokenize ( input, config.case_sensitive );
g_free ( input );
/**
* On long lists it can be beneficial to parallelize.
* If number of threads is 1, no thread is spawn.
* If number of threads > 1 and there are enough (> 1000) items, spawn jobs for the thread pool.
* For large lists with 8 threads I see a factor three speedup of the whole function.
*/
unsigned int nt = MAX ( 1, state->num_lines / 500 );
thread_state states[nt];
GCond cond;
GMutex mutex;
g_mutex_init ( &mutex );
g_cond_init ( &cond );
unsigned int count = nt;
unsigned int steps = ( state->num_lines + nt ) / nt;
for ( unsigned int i = 0; i < nt; i++ ) {
states[i].state = state;
states[i].start = i * steps;
states[i].stop = MIN ( state->num_lines, ( i + 1 ) * steps );
states[i].count = 0;
states[i].cond = &cond;
states[i].mutex = &mutex;
states[i].acount = &count;
states[i].callback = filter_elements;
if ( i > 0 ) {
g_thread_pool_push ( tpool, &states[i], NULL );
}
}
// Run one in this thread.
rofi_view_call_thread ( &states[0], NULL );
// No need to do this with only one thread.
if ( nt > 1 ) {
g_mutex_lock ( &mutex );
while ( count > 0 ) {
g_cond_wait ( &cond, &mutex );
}
g_mutex_unlock ( &mutex );
}
g_cond_clear ( &cond );
g_mutex_clear ( &mutex );
for ( unsigned int i = 0; i < nt; i++ ) {
if ( j != states[i].start ) {
memmove ( &( state->line_map[j] ), &( state->line_map[states[i].start] ), sizeof ( unsigned int ) * ( states[i].count ) );
}
j += states[i].count;
}
if ( config.levenshtein_sort ) {
g_qsort_with_data ( state->line_map, j, sizeof ( int ), lev_sort, state->distance );
}
// Cleanup + bookkeeping.
state->filtered_lines = j;
}
else{
for ( unsigned int i = 0; i < state->num_lines; i++ ) {
state->line_map[i] = i;
}
state->filtered_lines = state->num_lines;
}
listview_set_num_elements ( state->list_view, state->filtered_lines );
if ( config.auto_select == TRUE && state->filtered_lines == 1 && state->num_lines > 1 ) {
( state->selected_line ) = state->line_map[listview_get_selected ( state->list_view )];
state->retv = MENU_OK;
state->quit = TRUE;
}
if ( config.fixed_num_lines == FALSE && ( CacheState.flags & MENU_NORMAL_WINDOW ) == 0 ) {
int height = rofi_view_calculate_height ( state );
if ( height != state->height ) {
state->height = height;
rofi_view_calculate_window_position ( state );
rofi_view_window_update_size ( state );
g_log ( LOG_DOMAIN, G_LOG_LEVEL_DEBUG, "Resize based on re-filter" );
}
}
state->refilter = FALSE;
TICK_N ( "Filter done" );
}
/**
* @param state The Menu Handle
*
* Check if a finalize function is set, and if sets executes it.
*/
void process_result ( RofiViewState *state );
void rofi_view_finalize ( RofiViewState *state )
{
if ( state && state->finalize != NULL ) {
state->finalize ( state );
}
}
gboolean rofi_view_trigger_action ( RofiViewState *state, KeyBindingAction action )
{
gboolean ret = TRUE;
switch ( action )
{
// Handling of paste
case PASTE_PRIMARY:
xcb_convert_selection ( xcb->connection, CacheState.main_window, XCB_ATOM_PRIMARY,
xcb->ewmh.UTF8_STRING, xcb->ewmh.UTF8_STRING, XCB_CURRENT_TIME );
xcb_flush ( xcb->connection );
break;
case PASTE_SECONDARY:
xcb_convert_selection ( xcb->connection, CacheState.main_window, XCB_ATOM_SECONDARY,
xcb->ewmh.UTF8_STRING, xcb->ewmh.UTF8_STRING, XCB_CURRENT_TIME );
xcb_flush ( xcb->connection );
break;
case SCREENSHOT:
menu_capture_screenshot ( );
break;
case TOGGLE_SORT:
config.levenshtein_sort = !config.levenshtein_sort;
state->refilter = TRUE;
textbox_text ( state->case_indicator, get_matching_state () );
break;
case MODE_PREVIOUS:
state->retv = MENU_PREVIOUS;
( state->selected_line ) = 0;
state->quit = TRUE;
break;
// Menu navigation.
case MODE_NEXT:
state->retv = MENU_NEXT;
( state->selected_line ) = 0;
state->quit = TRUE;
break;
// Toggle case sensitivity.
case TOGGLE_CASE_SENSITIVITY:
config.case_sensitive = !config.case_sensitive;
( state->selected_line ) = 0;
state->refilter = TRUE;
textbox_text ( state->case_indicator, get_matching_state () );
break;
// Special delete entry command.
case DELETE_ENTRY:
{
unsigned int selected = listview_get_selected ( state->list_view );
if ( selected < state->filtered_lines ) {
( state->selected_line ) = state->line_map[selected];
state->retv = MENU_ENTRY_DELETE;
state->quit = TRUE;
}
else {
ret = FALSE;
}
break;
}
case CUSTOM_1:
case CUSTOM_2:
case CUSTOM_3:
case CUSTOM_4:
case CUSTOM_5:
case CUSTOM_6:
case CUSTOM_7:
case CUSTOM_8:
case CUSTOM_9:
case CUSTOM_10:
case CUSTOM_11:
case CUSTOM_12:
case CUSTOM_13:
case CUSTOM_14:
case CUSTOM_15:
case CUSTOM_16:
case CUSTOM_17:
case CUSTOM_18:
case CUSTOM_19:
{
state->selected_line = UINT32_MAX;
unsigned int selected = listview_get_selected ( state->list_view );
if ( selected < state->filtered_lines ) {
( state->selected_line ) = state->line_map[selected];
}
state->retv = MENU_QUICK_SWITCH | ( ( action - CUSTOM_1 ) & MENU_LOWER_MASK );
state->quit = TRUE;
break;
}
// If you add a binding here, make sure to add it to rofi_view_keyboard_navigation too
case CANCEL:
state->retv = MENU_CANCEL;
state->quit = TRUE;
break;
case ROW_UP:
listview_nav_up ( state->list_view );
break;
case ROW_TAB:
rofi_view_nav_row_tab ( state );
break;
case ROW_DOWN:
listview_nav_down ( state->list_view );
break;
case ROW_LEFT:
listview_nav_left ( state->list_view );
break;
case ROW_RIGHT:
listview_nav_right ( state->list_view );
break;
case PAGE_PREV:
listview_nav_page_prev ( state->list_view );
break;
case PAGE_NEXT:
listview_nav_page_next ( state->list_view );
break;
case ROW_FIRST:
rofi_view_nav_first ( state );
break;
case ROW_LAST:
rofi_view_nav_last ( state );
break;
case ROW_SELECT:
rofi_view_nav_row_select ( state );
break;
// If you add a binding here, make sure to add it to textbox_keybinding too
case MOVE_CHAR_BACK:
case MOVE_CHAR_FORWARD:
case CLEAR_LINE:
case MOVE_FRONT:
case MOVE_END:
case REMOVE_TO_EOL:
case REMOVE_TO_SOL:
case REMOVE_WORD_BACK:
case REMOVE_WORD_FORWARD:
case REMOVE_CHAR_FORWARD:
case MOVE_WORD_BACK:
case MOVE_WORD_FORWARD:
case REMOVE_CHAR_BACK:
{
int rc = textbox_keybinding ( state->text, action );
if ( rc == 1 ) {
// Entry changed.
state->refilter = TRUE;
}
else if ( rc == 2 ) {
// Movement.
}
break;
}
case ACCEPT_ALT:
{
unsigned int selected = listview_get_selected ( state->list_view );
state->selected_line = UINT32_MAX;
if ( selected < state->filtered_lines ) {
( state->selected_line ) = state->line_map[selected];
state->retv = MENU_OK;
}
else {
// Nothing entered and nothing selected.
state->retv = MENU_CUSTOM_INPUT;
}
state->retv |= MENU_CUSTOM_ACTION;
state->quit = TRUE;
break;
}
case ACCEPT_CUSTOM:
{
state->selected_line = UINT32_MAX;
state->retv = MENU_CUSTOM_INPUT;
state->quit = TRUE;
break;
}
case ACCEPT_ENTRY:
{
// If a valid item is selected, return that..
unsigned int selected = listview_get_selected ( state->list_view );
state->selected_line = UINT32_MAX;
if ( selected < state->filtered_lines ) {
( state->selected_line ) = state->line_map[selected];
state->retv = MENU_OK;
}
else {
// Nothing entered and nothing selected.
state->retv = MENU_CUSTOM_INPUT;
}
state->quit = TRUE;
break;
}
case NUM_ABE:
ret = FALSE;
break;
}
return ret;
}
static void rofi_view_handle_keypress ( RofiViewState *state, xkb_stuff *xkb, xcb_key_press_event_t *xkpe )
{
xcb_keysym_t key;
char pad[32];
int len = 0;
key = xkb_state_key_get_one_sym ( xkb->state, xkpe->detail );
if ( xkb->compose.state != NULL ) {
if ( ( key != XKB_KEY_NoSymbol ) && ( xkb_compose_state_feed ( xkb->compose.state, key ) == XKB_COMPOSE_FEED_ACCEPTED ) ) {
switch ( xkb_compose_state_get_status ( xkb->compose.state ) )
{
case XKB_COMPOSE_CANCELLED:
/* Eat the keysym that cancelled the compose sequence.
* This is default behaviour with Xlib */
case XKB_COMPOSE_COMPOSING:
key = XKB_KEY_NoSymbol;
break;
case XKB_COMPOSE_COMPOSED:
key = xkb_compose_state_get_one_sym ( xkb->compose.state );
len = xkb_compose_state_get_utf8 ( xkb->compose.state, pad, sizeof ( pad ) );
break;
case XKB_COMPOSE_NOTHING:
break;
}
if ( ( key == XKB_KEY_NoSymbol ) && ( len == 0 ) ) {
return;
}
}
}
if ( len == 0 ) {
len = xkb_state_key_get_utf8 ( xkb->state, xkpe->detail, pad, sizeof ( pad ) );
}
unsigned int modstate = x11_canonalize_mask ( xkpe->state );
if ( key != XKB_KEY_NoSymbol ) {
KeyBindingAction action;
action = abe_find_action ( modstate, key );
if ( rofi_view_trigger_action ( state, action ) ) {
return;
}
}
if ( ( len > 0 ) && ( textbox_append_char ( state->text, pad, len ) ) ) {
state->refilter = TRUE;
return;
}
}
void rofi_view_itterrate ( RofiViewState *state, xcb_generic_event_t *ev, xkb_stuff *xkb )
{
switch ( ev->response_type & ~0x80 )
{
case XCB_EXPOSE:
widget_queue_redraw ( WIDGET ( state->main_box ) );
break;
case XCB_CONFIGURE_NOTIFY:
{
xcb_configure_notify_event_t *xce = (xcb_configure_notify_event_t *) ev;
if ( xce->window == CacheState.main_window ) {
if ( state->x != xce->x || state->y != xce->y ) {
state->x = xce->x;
state->y = xce->y;
}
if ( state->width != xce->width || state->height != xce->height ) {
state->width = xce->width;
state->height = xce->height;
cairo_xcb_surface_set_size ( CacheState.surface, state->width, state->height );
widget_resize ( WIDGET ( state->main_box ), state->width - 2 * state->border, state->height - 2 * state->border );
}
}
break;
}
case XCB_FOCUS_IN:
if ( ( CacheState.flags & MENU_NORMAL_WINDOW ) == 0 ) {
take_keyboard ( CacheState.main_window );
}
break;
case XCB_FOCUS_OUT:
if ( ( CacheState.flags & MENU_NORMAL_WINDOW ) == 0 ) {
release_keyboard ( );
}
break;
case XCB_MOTION_NOTIFY:
{
if ( config.click_to_exit == TRUE ) {
state->mouse_seen = TRUE;
}
xcb_motion_notify_event_t xme = *( (xcb_motion_notify_event_t *) ev );
xme.event_x -= config.padding;
xme.event_y -= config.padding;
if ( widget_motion_notify ( WIDGET ( state->main_box ), &xme ) ) {
return;
}
break;
}
case XCB_BUTTON_PRESS:
rofi_view_mouse_navigation ( state, (xcb_button_press_event_t *) ev );
break;
case XCB_BUTTON_RELEASE:
if ( config.click_to_exit == TRUE ) {
if ( ( CacheState.flags & MENU_NORMAL_WINDOW ) == 0 ) {
xcb_button_release_event_t *bre = (xcb_button_release_event_t *) ev;
if ( ( state->mouse_seen == FALSE ) && ( bre->event != CacheState.main_window ) ) {
state->quit = TRUE;
state->retv = MENU_CANCEL;
}
}
state->mouse_seen = FALSE;
}
break;
// Paste event.
case XCB_SELECTION_NOTIFY:
rofi_view_paste ( state, (xcb_selection_notify_event_t *) ev );
break;
case XCB_KEYMAP_NOTIFY:
{
xcb_keymap_notify_event_t *kne = (xcb_keymap_notify_event_t *) ev;
guint modstate = x11_get_current_mask ( xkb );
for ( gint32 by = 0; by < 31; ++by ) {
for ( gint8 bi = 0; bi < 7; ++bi ) {
if ( kne->keys[by] & ( 1 << bi ) ) {
// X11 keycodes starts at 8
xkb_keysym_t key = xkb_state_key_get_one_sym ( xkb->state, ( 8 * by + bi ) + 8 );
abe_find_action ( modstate, key );
}
}
}
break;
}
case XCB_KEY_PRESS:
rofi_view_handle_keypress ( state, xkb, (xcb_key_press_event_t *) ev );
break;
case XCB_KEY_RELEASE:
{
xcb_key_release_event_t *xkre = (xcb_key_release_event_t *) ev;
unsigned int modstate = x11_canonalize_mask ( xkre->state );
if ( modstate == 0 ) {
abe_trigger_release ( );
}
break;
}
default:
break;
}
// Update if requested.
if ( state->refilter ) {
rofi_view_refilter ( state );
}
rofi_view_update ( state );
}
static int rofi_view_calculate_height ( RofiViewState *state )
{
unsigned int height = 0;
if ( config.menu_lines == 0 || config.fullscreen == TRUE ) {
height = CacheState.mon.h;
return height;
}
if ( state->filtered_lines == 0 && !config.fixed_num_lines ) {
widget_disable ( WIDGET ( state->input_bar_separator ) );
}
else {
widget_enable ( WIDGET ( state->input_bar_separator ) );
}
height = listview_get_desired_height ( state->list_view );
height += box_get_fixed_pixels ( state->main_box );
height += 2 * state->border;
return height;
}
static gboolean rofi_view_modi_clicked_cb ( widget *textbox, G_GNUC_UNUSED xcb_button_press_event_t *xbe, void *udata )
{
RofiViewState *state = ( RofiViewState *) udata;
for ( unsigned int i = 0; i < state->num_modi; i++ ) {
if ( WIDGET ( state->modi[i] ) == textbox ) {
state->retv = MENU_QUICK_SWITCH | ( i & MENU_LOWER_MASK );
state->quit = TRUE;
state->skip_absorb = TRUE;
return TRUE;
}
}
return FALSE;
}
// @TODO don't like this construction.
static void rofi_view_listview_mouse_activated_cb ( listview *lv, xcb_button_press_event_t *xce, void *udata )
{
RofiViewState *state = (RofiViewState *) udata;
int control = x11_modifier_active ( xce->state, X11MOD_CONTROL );
state->retv = MENU_OK;
if ( control ) {
state->retv |= MENU_CUSTOM_ACTION;
}
( state->selected_line ) = state->line_map[listview_get_selected ( lv )];
// Quit
state->quit = TRUE;
state->skip_absorb = TRUE;
}
RofiViewState *rofi_view_create ( Mode *sw,
const char *input,
const char *message,
MenuFlags menu_flags,
void ( *finalize )( RofiViewState * ) )
{
TICK ();
RofiViewState *state = __rofi_view_state_create ();
state->menu_flags = menu_flags;
state->sw = sw;
state->selected_line = UINT32_MAX;
state->retv = MENU_CANCEL;
state->distance = NULL;
state->quit = FALSE;
state->skip_absorb = FALSE;
//We want to filter on the first run.
state->refilter = TRUE;
state->border = config.padding + config.menu_bw;
state->finalize = finalize;
state->mouse_seen = FALSE;
// Request the lines to show.
state->num_lines = mode_get_num_entries ( sw );
TICK_N ( "Startup notification" );
// Try to grab the keyboard as early as possible.
// We grab this using the rootwindow (as dmenu does it).
// this seems to result in the smallest delay for most people.
if ( ( CacheState.flags & MENU_NORMAL_WINDOW ) == 0 ) {
int has_keyboard = take_keyboard ( xcb_stuff_get_root_window ( xcb ) );
if ( !has_keyboard ) {
fprintf ( stderr, "Failed to grab keyboard, even after %d uS.", 500 * 1000 );
// Break off.
rofi_view_free ( state );
return NULL;
}
take_pointer ( xcb_stuff_get_root_window ( xcb ) );
}
TICK_N ( "Grab keyboard" );
// Get active monitor size.
TICK_N ( "Get active monitor" );
state->main_box = box_create ( BOX_VERTICAL,
state->border, state->border,
state->width - 2 * state->border, state->height - 2 * state->border );
box_set_padding ( state->main_box, config.line_margin );
// we need this at this point so we can get height.
unsigned int line_height = textbox_get_estimated_char_height ();
rofi_view_calculate_window_and_element_width ( state );
state->input_bar = box_create ( BOX_HORIZONTAL, 0, 0, state->width - state->border, line_height );
//box_set_padding ( state->input_bar, config.line_margin );
state->input_bar_separator = separator_create ( S_HORIZONTAL, 2 );
separator_set_line_style_from_string ( state->input_bar_separator, config.separator_style );
if ( ( config.location == WL_EAST_SOUTH || config.location == WL_SOUTH || config.location == WL_SOUTH_WEST ) ) {
box_add ( state->main_box, WIDGET ( state->input_bar_separator ), FALSE, TRUE );
box_add ( state->main_box, WIDGET ( state->input_bar ), FALSE, TRUE );
}
else {
box_add ( state->main_box, WIDGET ( state->input_bar ), FALSE, FALSE );
box_add ( state->main_box, WIDGET ( state->input_bar_separator ), FALSE, FALSE );
}
state->case_indicator = textbox_create ( TB_AUTOWIDTH, 0, 0, 0, line_height, NORMAL, "*" );
// Add small separator between case indicator and text box.
/* box_add ( state->input_bar, WIDGET( separator_create ( S_VERTICAL, 2 ) ), FALSE, TRUE );*/
box_add ( state->input_bar, WIDGET ( state->case_indicator ), FALSE, TRUE );
// Prompt box.
state->prompt = textbox_create ( TB_AUTOWIDTH, 0, 0, 0, line_height, NORMAL, "" );
rofi_view_update_prompt ( state );
box_add ( state->input_bar, WIDGET ( state->prompt ), FALSE, FALSE );
// Entry box
TextboxFlags tfl = TB_EDITABLE;
tfl |= ( ( menu_flags & MENU_PASSWORD ) == MENU_PASSWORD ) ? TB_PASSWORD : 0;
state->text = textbox_create ( tfl, 0, 0, 0, line_height, NORMAL, input );
box_add ( state->input_bar, WIDGET ( state->text ), TRUE, FALSE );
textbox_text ( state->case_indicator, get_matching_state () );
if ( message ) {
textbox *message_tb = textbox_create ( TB_AUTOHEIGHT | TB_MARKUP | TB_WRAP, 0, 0,
state->width - ( 2 * ( state->border ) ), -1, NORMAL, message );
box_add ( state->main_box, WIDGET ( message_tb ), FALSE, FALSE );
separator *sep = separator_create ( S_HORIZONTAL, 2 );
box_add ( state->main_box, WIDGET ( sep ), FALSE, FALSE );
separator_set_line_style_from_string ( sep, config.separator_style );
}
state->overlay = textbox_create ( TB_AUTOWIDTH, 0, 0, 20, line_height, URGENT, "blaat" );
widget_disable ( WIDGET ( state->overlay ) );
state->list_view = listview_create ( update_callback, state, config.element_height );
// Set configuration
listview_set_multi_select ( state->list_view, ( state->menu_flags & MENU_INDICATOR ) == MENU_INDICATOR );
listview_set_padding ( state->list_view, config.line_margin );
listview_set_max_lines ( state->list_view, config.menu_lines );
listview_set_max_columns ( state->list_view, config.menu_columns );
listview_set_fixed_num_lines ( state->list_view, config.fixed_num_lines );
listview_set_hide_scrollbar ( state->list_view, !config.hide_scrollbar );
listview_set_scrollbar_width ( state->list_view, config.scrollbar_width );
listview_set_cycle ( state->list_view, config.cycle );
listview_set_scroll_type ( state->list_view, config.scroll_method );
listview_set_mouse_activated_cb ( state->list_view, rofi_view_listview_mouse_activated_cb, state );
box_add ( state->main_box, WIDGET ( state->list_view ), TRUE, FALSE );
// Only enable widget when sidebar is enabled.
if ( config.sidebar_mode ) {
state->sidebar_bar = box_create ( BOX_HORIZONTAL, 0, 0, state->width - 2 * state->border, line_height );
box_set_padding ( state->sidebar_bar, config.line_margin );
separator *sep = separator_create ( S_HORIZONTAL, 2 );
box_add ( state->main_box, WIDGET ( sep ), FALSE, TRUE );
separator_set_line_style_from_string ( sep, config.separator_style );
box_add ( state->main_box, WIDGET ( state->sidebar_bar ), FALSE, TRUE );
state->num_modi = rofi_get_num_enabled_modi ();
state->modi = g_malloc0 ( state->num_modi * sizeof ( textbox * ) );
for ( unsigned int j = 0; j < state->num_modi; j++ ) {
const Mode * mode = rofi_get_mode ( j );
state->modi[j] = textbox_create ( TB_CENTER, 0, 0, 0, 0, ( mode == state->sw ) ? HIGHLIGHT : NORMAL,
mode_get_display_name ( mode ) );
box_add ( state->sidebar_bar, WIDGET ( state->modi[j] ), TRUE, FALSE );
widget_set_clicked_handler ( WIDGET ( state->modi[j] ), rofi_view_modi_clicked_cb, state );
}
}
// Height of a row.
if ( config.menu_lines == 0 || config.fullscreen ) {
state->height = CacheState.mon.h;
// Autosize it.
config.fixed_num_lines = TRUE;
}
// filtered list
state->line_map = g_malloc0_n ( state->num_lines, sizeof ( unsigned int ) );
state->distance = (int *) g_malloc0_n ( state->num_lines, sizeof ( int ) );
state->height = rofi_view_calculate_height ( state );
// Move the window to the correct x,y position.
rofi_view_calculate_window_position ( state );
rofi_view_window_update_size ( state );
// Update.
//state->selected = 0;
state->quit = FALSE;
rofi_view_refilter ( state );
rofi_view_update ( state );
xcb_map_window ( xcb->connection, CacheState.main_window );
xcb_flush ( xcb->connection );
if ( xcb->sncontext != NULL ) {
sn_launchee_context_complete ( xcb->sncontext );
}
return state;
}
int rofi_view_error_dialog ( const char *msg, int markup )
{
RofiViewState *state = __rofi_view_state_create ();
state->retv = MENU_CANCEL;
state->border = config.padding + config.menu_bw;
state->menu_flags = MENU_ERROR_DIALOG;
state->finalize = process_result;
// Try to grab the keyboard as early as possible.
// We grab this using the rootwindow (as dmenu does it).
// this seems to result in the smallest delay for most people.
if ( ( CacheState.flags & MENU_NORMAL_WINDOW ) == 0 ) {
int has_keyboard = take_keyboard ( xcb_stuff_get_root_window ( xcb ) );
if ( !has_keyboard ) {
fprintf ( stderr, "Failed to grab keyboard, even after %d uS.", 500 * 1000 );
return FALSE;
}
take_pointer ( xcb_stuff_get_root_window ( xcb ) );
}
rofi_view_calculate_window_and_element_width ( state );
state->main_box = box_create ( BOX_VERTICAL,
state->border, state->border,
state->width - 2 * state->border, state->height - 2 * state->border );
state->text = textbox_create ( ( TB_AUTOHEIGHT | TB_WRAP ) + ( ( markup ) ? TB_MARKUP : 0 ),
( state->border ), ( state->border ),
( state->width - ( 2 * ( state->border ) ) ), 1, NORMAL, ( msg != NULL ) ? msg : "" );
box_add ( state->main_box, WIDGET ( state->text ), TRUE, FALSE );
unsigned int line_height = textbox_get_height ( state->text );
// resize window vertically to suit
state->height = line_height + ( state->border ) * 2;
// Calculte window position.
rofi_view_calculate_window_position ( state );
// Move the window to the correct x,y position.
rofi_view_window_update_size ( state );
// Display it.
xcb_map_window ( xcb->connection, CacheState.main_window );
if ( xcb->sncontext != NULL ) {
sn_launchee_context_complete ( xcb->sncontext );
}
// Set it has current window.
rofi_view_set_active ( state );
return TRUE;
}
void rofi_view_hide ( void )
{
if ( CacheState.main_window != XCB_WINDOW_NONE ) {
xcb_unmap_window ( xcb->connection, CacheState.main_window );
release_keyboard ( );
release_pointer ( );
xcb_flush ( xcb->connection );
}
}
void rofi_view_cleanup ()
{
if ( CacheState.idle_timeout > 0 ) {
g_source_remove ( CacheState.idle_timeout );
CacheState.idle_timeout = 0;
}
if ( CacheState.fake_bg ) {
cairo_surface_destroy ( CacheState.fake_bg );
CacheState.fake_bg = NULL;
}
if ( CacheState.draw ) {
cairo_destroy ( CacheState.draw );
CacheState.draw = NULL;
}
if ( CacheState.surface ) {
cairo_surface_destroy ( CacheState.surface );
CacheState.surface = NULL;
}
if ( CacheState.main_window != XCB_WINDOW_NONE ) {
xcb_unmap_window ( xcb->connection, CacheState.main_window );
xcb_destroy_window ( xcb->connection, CacheState.main_window );
CacheState.main_window = XCB_WINDOW_NONE;
}
if ( map != XCB_COLORMAP_NONE ) {
xcb_free_colormap ( xcb->connection, map );
map = XCB_COLORMAP_NONE;
}
g_assert ( g_queue_is_empty ( &( CacheState.views ) ) );
}
void rofi_view_workers_initialize ( void )
{
TICK_N ( "Setup Threadpool, start" );
if ( config.threads == 0 ) {
config.threads = 1;
long procs = sysconf ( _SC_NPROCESSORS_CONF );
if ( procs > 0 ) {
config.threads = MIN ( procs, 128l );
}
}
// Create thread pool
GError *error = NULL;
tpool = g_thread_pool_new ( rofi_view_call_thread, NULL, config.threads, FALSE, &error );
if ( error == NULL ) {
// Idle threads should stick around for a max of 60 seconds.
g_thread_pool_set_max_idle_time ( 60000 );
// We are allowed to have
g_thread_pool_set_max_threads ( tpool, config.threads, &error );
}
// If error occured during setup of pool, tell user and exit.
if ( error != NULL ) {
fprintf ( stderr, "Failed to setup thread pool: '%s'", error->message );
g_error_free ( error );
exit ( EXIT_FAILURE );
}
TICK_N ( "Setup Threadpool, done" );
}
void rofi_view_workers_finalize ( void )
{
if ( tpool ) {
g_thread_pool_free ( tpool, TRUE, FALSE );
tpool = NULL;
}
}
Mode * rofi_view_get_mode ( RofiViewState *state )
{
return state->sw;
}
void rofi_view_set_overlay ( RofiViewState *state, const char *text )
{
if ( state->overlay == NULL ) {
return;
}
if ( text == NULL ) {
widget_disable ( WIDGET ( state->overlay ) );
return;
}
widget_enable ( WIDGET ( state->overlay ) );
textbox_text ( state->overlay, text );
unsigned int x_offset = state->width - ( 2 * state->border ) - widget_get_width ( WIDGET ( state->case_indicator ) );
x_offset -= widget_get_width ( WIDGET ( state->overlay ) );
widget_move ( WIDGET ( state->overlay ), x_offset, state->border );
}
void rofi_view_switch_mode ( RofiViewState *state, Mode *mode )
{
state->sw = mode;
// Update prompt;
if ( state->prompt ) {
rofi_view_update_prompt ( state );
if ( config.sidebar_mode ) {
for ( unsigned int j = 0; j < state->num_modi; j++ ) {
const Mode * mode = rofi_get_mode ( j );
textbox_font ( state->modi[j], ( mode == state->sw ) ? HIGHLIGHT : NORMAL );
}
}
}
rofi_view_restart ( state );
state->reload = TRUE;
state->refilter = TRUE;
rofi_view_refilter ( state );
rofi_view_update ( state );
}
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