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Updates fixing pango transparancy.

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This commit is contained in:
Dave Davenport 2015-01-21 10:04:15 +01:00
parent 291070e579
commit 9cc63d4948
4 changed files with 107 additions and 75 deletions
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16
include/textbox.h
View file

@ -42,6 +42,8 @@ typedef enum
} TextBoxFontType;
textbox* textbox_create ( Window parent,
XVisualInfo *vinfo,
Colormap map,
TextboxFlags flags,
short x, short y, short w, short h,
TextBoxFontType tbft,
@ -81,7 +83,7 @@ void textbox_show ( textbox *tb );
*
* Render the textbox.
*/
void textbox_draw ( textbox *tb );
void textbox_draw ( textbox * tb );
/**
* @param tb Handle to the textbox
@ -134,6 +136,8 @@ void textbox_insert ( textbox *tb, int pos, char *str );
void textbox_hide ( textbox *tb );
/**
* @param visual Information about the visual to target
* @param colormap The colormap to set the colors for.
* @param bg The background color.
* @param bg_alt The background color for alternating row.
* @param fg The foreground color.
@ -144,15 +148,15 @@ void textbox_hide ( textbox *tb );
* before any of the textbox_ functions is called.
* Clean with textbox_cleanup()
*/
void textbox_setup (
const char *bg, const char *bg_alt, const char *fg,
const char *hlbg, const char *hlfg
);
void textbox_setup ( XVisualInfo *visual, Colormap colormap,
const char *bg, const char *bg_alt, const char *fg,
const char *hlbg, const char *hlfg
);
/**
* Cleanup the allocated colors and fonts by textbox_setup().
*/
void textbox_cleanup ();
void textbox_cleanup ( );
/**
* @param tb Handle to the textbox

65
source/rofi.c
View file

@ -713,12 +713,12 @@ static void menu_set_arrow_text ( int filtered_lines, int selected, int max_elem
if ( page != 0 && npages > 1 ) {
textbox_show ( arrowbox_top );
textbox_font ( arrowbox_top, ( entry != 0 ) ? NORMAL : HIGHLIGHT );
textbox_draw ( arrowbox_top );
textbox_draw ( arrowbox_top );
}
if ( ( npages - 1 ) != page && npages > 1 ) {
textbox_show ( arrowbox_bottom );
textbox_font ( arrowbox_bottom, ( entry != ( max_elements - 1 ) ) ? NORMAL : HIGHLIGHT );
textbox_draw ( arrowbox_bottom );
textbox_draw ( arrowbox_bottom );
}
}
@ -1525,7 +1525,7 @@ MenuReturn menu ( char **lines, unsigned int num_lines, char **input, char *prom
// we need this at this point so we can get height.
state.case_indicator = textbox_create ( main_window, TB_AUTOHEIGHT | TB_AUTOWIDTH,
state.case_indicator = textbox_create ( main_window, &vinfo, map, TB_AUTOHEIGHT | TB_AUTOWIDTH,
( config.padding ), ( config.padding ),
0, 0,
NORMAL, "*" );
@ -1545,7 +1545,7 @@ MenuReturn menu ( char **lines, unsigned int num_lines, char **input, char *prom
menu_calculate_window_and_element_width ( &state, &mon );
// Prompt box.
state.prompt_tb = textbox_create ( main_window, TB_AUTOHEIGHT | TB_AUTOWIDTH,
state.prompt_tb = textbox_create ( main_window, &vinfo, map, TB_AUTOHEIGHT | TB_AUTOWIDTH,
( config.padding ),
( config.padding ),
0, 0, NORMAL, prompt );
@ -1555,7 +1555,7 @@ MenuReturn menu ( char **lines, unsigned int num_lines, char **input, char *prom
- textbox_get_width ( state.prompt_tb )
- textbox_get_width ( state.case_indicator );
state.text = textbox_create ( main_window, TB_AUTOHEIGHT | TB_EDITABLE,
state.text = textbox_create ( main_window, &vinfo, map, TB_AUTOHEIGHT | TB_EDITABLE,
( config.padding ) + textbox_get_width ( state.prompt_tb ),
( config.padding ),
entrybox_width, 0,
@ -1590,20 +1590,20 @@ MenuReturn menu ( char **lines, unsigned int num_lines, char **input, char *prom
int ex = col * ( state.element_width + LINE_MARGIN );
int ey = line * element_height + ( ( config.hmode == TRUE ) ? 0 : LINE_MARGIN );
state.boxes[i] = textbox_create ( main_window, 0,
state.boxes[i] = textbox_create ( main_window, &vinfo, map, 0,
ex + x_offset,
ey + y_offset,
state.element_width, element_height, NORMAL, "" );
textbox_show ( state.boxes[i] );
}
// Arrows
state.arrowbox_top = textbox_create ( main_window, TB_AUTOHEIGHT | TB_AUTOWIDTH,
state.arrowbox_top = textbox_create ( main_window, &vinfo, map, TB_AUTOHEIGHT | TB_AUTOWIDTH,
( config.padding ),
( config.padding ),
0, 0,
NORMAL,
( config.hmode == FALSE ) ? "↑" : "←" );
state.arrowbox_bottom = textbox_create ( main_window, TB_AUTOHEIGHT | TB_AUTOWIDTH,
state.arrowbox_bottom = textbox_create ( main_window, &vinfo, map, TB_AUTOHEIGHT | TB_AUTOWIDTH,
( config.padding ),
( config.padding ),
0, 0,
@ -1657,7 +1657,7 @@ MenuReturn menu ( char **lines, unsigned int num_lines, char **input, char *prom
int line_height = textbox_get_height ( state.text );
int width = ( state.w - ( 2 * ( config.padding ) ) ) / num_switchers;
for ( int j = 0; j < num_switchers; j++ ) {
switchers[j].tb = textbox_create ( main_window, TB_CENTER,
switchers[j].tb = textbox_create ( main_window, &vinfo, map, TB_CENTER,
config.padding + j * width, state.h - line_height - config.padding,
width, line_height, ( j == curr_switcher ) ? HIGHLIGHT : NORMAL, switchers[j].name );
textbox_show ( switchers[j].tb );
@ -1899,7 +1899,7 @@ void error_dialog ( char *msg )
menu_calculate_window_and_element_width ( &state, &mon );
state.max_elements = 0;
state.text = textbox_create ( main_window, TB_AUTOHEIGHT,
state.text = textbox_create ( main_window, &vinfo, map, TB_AUTOHEIGHT,
( config.padding ),
( config.padding ),
( state.w - ( 2 * ( config.padding ) ) ),
@ -2106,13 +2106,14 @@ SwitcherMode run_switcher_window ( char **input, G_GNUC_UNUSED void *data )
*/
static int run_dmenu ()
{
// Request truecolor visual.
XMatchVisualInfo ( display, DefaultScreen ( display ), 32, TrueColor, &vinfo );
map = XCreateColormap ( display, DefaultRootWindow ( display ), vinfo.visual, AllocNone );
int ret_state;
textbox_setup (
config.menu_bg, config.menu_bg_alt, config.menu_fg,
config.menu_hlbg,
config.menu_hlfg );
textbox_setup ( &vinfo, map,
config.menu_bg, config.menu_bg_alt, config.menu_fg,
config.menu_hlbg,
config.menu_hlfg );
char *input = NULL;
// Dmenu modi has a return state.
@ -2121,7 +2122,11 @@ static int run_dmenu ()
g_free ( input );
// Cleanup font setup.
textbox_cleanup ();
textbox_cleanup ( );
if ( map != None ) {
XFreeColormap ( display, map );
}
return ret_state;
}
@ -2146,10 +2151,10 @@ static void run_switcher ( int do_fork, SwitcherMode mode )
// Because of the above fork, we want to do this here.
// Make sure this is isolated to its own thread.
textbox_setup (
config.menu_bg, config.menu_bg_alt, config.menu_fg,
config.menu_hlbg,
config.menu_hlfg );
textbox_setup ( &vinfo, map,
config.menu_bg, config.menu_bg_alt, config.menu_fg,
config.menu_hlbg,
config.menu_hlfg );
char *input = NULL;
// Otherwise check if requested mode is enabled.
if ( switchers[mode].cb != NULL ) {
@ -2182,7 +2187,10 @@ static void run_switcher ( int do_fork, SwitcherMode mode )
g_free ( input );
// Cleanup font setup.
textbox_cleanup ();
textbox_cleanup ( );
if ( map != None ) {
XFreeColormap ( display, map );
}
if ( do_fork == TRUE ) {
exit ( EXIT_SUCCESS );
@ -2428,9 +2436,6 @@ static void cleanup ()
{
// Cleanup
if ( display != NULL ) {
if ( map != None ) {
XFreeColormap ( display, map );
}
if ( main_window != None ) {
XFreeGC ( display, gc );
XDestroyWindow ( display, main_window );
@ -2671,14 +2676,18 @@ int main ( int argc, char *argv[] )
char *msg = NULL;
if ( find_arg_str ( argc, argv, "-e", &( msg ) ) ) {
// Request truecolor visual.
XMatchVisualInfo ( display, DefaultScreen ( display ), 32, TrueColor, &vinfo );
map = XCreateColormap ( display, DefaultRootWindow ( display ), vinfo.visual, AllocNone );
textbox_setup (
config.menu_bg, config.menu_bg_alt, config.menu_fg,
config.menu_hlbg,
config.menu_hlfg );
textbox_setup ( &vinfo, map,
config.menu_bg, config.menu_bg_alt, config.menu_fg,
config.menu_hlbg,
config.menu_hlfg );
error_dialog ( msg );
textbox_cleanup ();
textbox_cleanup ( );
if ( map != None ) {
XFreeColormap ( display, map );
}
exit ( EXIT_SUCCESS );
}

65
source/textbox.c
View file

@ -43,9 +43,7 @@
#include <glib.h>
#define SIDE_MARGIN 2
extern Colormap map;
extern XVisualInfo vinfo;
extern Display *display;
extern Display *display;
/**
* Font + font color cache.
@ -56,6 +54,8 @@ XftColor color_bg;
XftColor color_hlfg;
XftColor color_hlbg;
XftColor color_bg_alt;
XVisualInfo *visual_info;
Colormap target_colormap;
PangoContext *p_context = NULL;
@ -64,6 +64,8 @@ void textbox_moveresize ( textbox *tb, int x, int y, int w, int h );
// Xft text box, optionally editable
textbox* textbox_create ( Window parent,
XVisualInfo *vinfo,
Colormap map,
TextboxFlags flags,
short x, short y, short w, short h,
TextBoxFontType tbft,
@ -99,7 +101,12 @@ textbox* textbox_create ( Window parent,
break;
}
tb->window = XCreateSimpleWindow ( display, tb->parent, tb->x, tb->y, tb->w, tb->h, 0, None, cp );
XSetWindowAttributes attr;
attr.colormap = map;
attr.border_pixel = cp;
attr.background_pixel = cp;
tb->window = XCreateWindow ( display, tb->parent, tb->x, tb->y, tb->w, tb->h, 0, vinfo->depth,
InputOutput, vinfo->visual, CWColormap | CWBorderPixel | CWBackPixel, &attr );
// need to preload the font to calc line height
textbox_font ( tb, tbft );
@ -237,8 +244,8 @@ void textbox_free ( textbox *tb )
void textbox_draw ( textbox *tb )
{
GC context = XCreateGC ( display, tb->window, 0, 0 );
Pixmap canvas = XCreatePixmap ( display, tb->window, tb->w, tb->h, vinfo.depth );
XftDraw *draw = XftDrawCreate ( display, canvas, vinfo.visual, map );
Pixmap canvas = XCreatePixmap ( display, tb->window, tb->w, tb->h, visual_info->depth );
XftDraw *draw = XftDrawCreate ( display, canvas, visual_info->visual, target_colormap );
// clear canvas
XftDrawRect ( draw, &tb->color_bg, 0, 0, tb->w, tb->h );
@ -449,10 +456,9 @@ int textbox_keypress ( textbox *tb, XEvent *ev )
/***
* Font setup.
*/
static void parse_color ( const char *bg, XftColor *color )
static void parse_color ( Visual *visual, Colormap colormap,
const char *bg, XftColor *color )
{
Visual *visual = vinfo.visual;
Colormap colormap = map;
if ( strncmp ( bg, "argb:", 5 ) == 0 ) {
XRenderColor col;
unsigned int val = strtoul ( &bg[5], NULL, 16 );
@ -467,36 +473,37 @@ static void parse_color ( const char *bg, XftColor *color )
}
}
void textbox_setup (
const char *bg, const char *bg_alt, const char *fg,
const char *hlbg, const char *hlfg
)
void textbox_setup ( XVisualInfo *visual, Colormap colormap,
const char *bg, const char *bg_alt, const char *fg,
const char *hlbg, const char *hlfg
)
{
parse_color ( bg, &color_bg );
parse_color ( fg, &color_fg );
parse_color ( bg_alt, &color_bg_alt );
parse_color ( hlfg, &color_hlfg );
parse_color ( hlbg, &color_hlbg );
visual_info = visual;
target_colormap = colormap;
parse_color ( visual_info->visual, target_colormap, bg, &color_bg );
parse_color ( visual_info->visual, target_colormap, fg, &color_fg );
parse_color ( visual_info->visual, target_colormap, bg_alt, &color_bg_alt );
parse_color ( visual_info->visual, target_colormap, hlfg, &color_hlfg );
parse_color ( visual_info->visual, target_colormap, hlbg, &color_hlbg );
PangoFontMap *font_map = pango_xft_get_font_map ( display, DefaultScreen ( display ) );
p_context = pango_font_map_create_context ( font_map );
}
void textbox_cleanup ()
void textbox_cleanup ( )
{
if ( p_context ) {
Visual *visual = vinfo.visual;
Colormap colormap = map;
XftColorFree ( display, visual, colormap, &color_fg );
XftColorFree ( display, visual, colormap, &color_bg );
XftColorFree ( display, visual, colormap, &color_bg_alt );
XftColorFree ( display, visual, colormap, &color_hlfg );
XftColorFree ( display, visual, colormap, &color_hlbg );
XftColorFree ( display, visual_info->visual, target_colormap, &color_fg );
XftColorFree ( display, visual_info->visual, target_colormap, &color_bg );
XftColorFree ( display, visual_info->visual, target_colormap, &color_bg_alt );
XftColorFree ( display, visual_info->visual, target_colormap, &color_hlfg );
XftColorFree ( display, visual_info->visual, target_colormap, &color_hlbg );
g_object_unref ( p_context );
p_context = NULL;
p_context = NULL;
visual_info = NULL;
target_colormap = None;
}
}

36
test/textbox-test.c
View file

@ -21,13 +21,20 @@ static int test = 0;
}
Display *display = NULL;
Colormap map = None;
XVisualInfo vinfo;
static unsigned int color_get ( Display *display, const char *const name )
{
int screen_id = DefaultScreen ( display );
XColor color;
Colormap map = DefaultColormap ( display, screen_id );
return XAllocNamedColor ( display, map, name, &color, &color ) ? color.pixel : None;
int screen_id = DefaultScreen ( display );
XColor color;
// Special format.
if ( strncmp ( name, "argb:", 5 ) == 0 ) {
return strtoul ( &name[5], NULL, 16 );
}
else {
return XAllocNamedColor ( display, map, name, &color, &color ) ? color.pixel : None;
}
}
int main ( int argc, char **argv )
@ -39,20 +46,25 @@ int main ( int argc, char **argv )
fprintf ( stderr, "cannot open display!\n" );
return EXIT_FAILURE;
}
XMatchVisualInfo ( display, DefaultScreen ( display ), 32, TrueColor, &vinfo );
map = XCreateColormap ( display, DefaultRootWindow ( display ), vinfo.visual, AllocNone );
TASSERT( display != NULL );
Screen *screen = DefaultScreenOfDisplay ( display );
Window root = RootWindow ( display, XScreenNumberOfScreen ( screen ) );
Window mw = XCreateSimpleWindow ( display, root, 0, 0, 200, 100,
config.menu_bw,
color_get ( display, config.menu_bc ),
color_get ( display, config.menu_bg ) );
XSetWindowAttributes attr;
attr.colormap = map;
attr.border_pixel = color_get ( display, config.menu_bc );
attr.background_pixel = color_get ( display, config.menu_bg );
Window mw = XCreateWindow ( display, DefaultRootWindow ( display ),
0, 0, 200, 100, config.menu_bw, vinfo.depth, InputOutput,
vinfo.visual, CWColormap | CWBorderPixel | CWBackPixel, &attr );
TASSERT( mw != None );
// Set alternate row to normal row.
config.menu_bg_alt = config.menu_bg;
textbox_setup ( config.menu_bg, config.menu_bg_alt, config.menu_fg,
textbox_setup ( &vinfo, map, config.menu_bg, config.menu_bg_alt, config.menu_fg,
config.menu_hlbg, config.menu_hlfg );
textbox *box = textbox_create(mw , TB_EDITABLE|TB_AUTOWIDTH|TB_AUTOHEIGHT, 0,0, -1, -1, NORMAL, "test");
textbox *box = textbox_create(mw , &vinfo, map, TB_EDITABLE|TB_AUTOWIDTH|TB_AUTOHEIGHT, 0,0, -1, -1, NORMAL, "test");
TASSERT( box != NULL );
textbox_cursor_end ( box );
@ -122,7 +134,7 @@ int main ( int argc, char **argv )
textbox_font ( box, HIGHLIGHT );
textbox_draw( box );
textbox_draw( box);
textbox_show( box );
textbox_move ( box, 12, 13);
@ -131,7 +143,7 @@ int main ( int argc, char **argv )
textbox_hide( box );
textbox_free(box);
textbox_cleanup();
textbox_cleanup( );
XDestroyWindow ( display, mw);
XCloseDisplay ( display );
}