mod_tiling/panehandle.c

   1 /*
   2  * ion/mod_tiling/panehandle.c
   3  *
   4  * Copyright (c) Tuomo Valkonen 1999-2007.
   5  *
   6  * See the included file LICENSE for details.
   7  */
   8
   9 #include <string.h>
  10
  11 #include <libtu/objp.h>
  12 #include <libtu/minmax.h>
  13 #include <ioncore/common.h>
  14 #include <ioncore/global.h>
  15 #include <ioncore/event.h>
  16 #include <ioncore/gr.h>
  17 #include <ioncore/regbind.h>
  18 #include "panehandle.h"
  19 #include "main.h"
  20
  21
  22 /*{{{ Init/deinit */
  23
  24
  25 static void panehandle_getbrush(WPaneHandle *pwin)
  26 {
  27     GrBrush *brush=gr_get_brush(pwin->wwin.win,
  28                                 region_rootwin_of((WRegion*)pwin),
  29                                 "pane");
  30
  31     if(brush!=NULL){
  32         if(pwin->brush!=NULL)
  33             grbrush_release(pwin->brush);
  34
  35         pwin->brush=brush;
  36
  37         grbrush_get_border_widths(brush, &(pwin->bdw));
  38         grbrush_enable_transparency(brush, GR_TRANSPARENCY_YES);
  39     }
  40 }
  41
  42
  43 bool panehandle_init(WPaneHandle *pwin, WWindow *parent, const WFitParams *fp)
  44 {
  45     pwin->brush=NULL;
  46     pwin->bline=GR_BORDERLINE_NONE;
  47     pwin->splitfloat=NULL;
  48
  49     if(!window_init(&(pwin->wwin), parent, fp))
  50         return FALSE;
  51
  52     ((WRegion*)pwin)->flags|=REGION_SKIP_FOCUS;
  53
  54     panehandle_getbrush(pwin);
  55
  56     if(pwin->brush==NULL){
  57         GrBorderWidths bdw=GR_BORDER_WIDTHS_INIT;
  58         memcpy(&(pwin->bdw), &bdw, sizeof(bdw));
  59     }
  60
  61     window_select_input(&(pwin->wwin), IONCORE_EVENTMASK_NORMAL);
  62
  63     return TRUE;
  64 }
  65
  66
  67 WPaneHandle *create_panehandle(WWindow *parent, const WFitParams *fp)
  68 {
  69     CREATEOBJ_IMPL(WPaneHandle, panehandle, (p, parent, fp));
  70 }
  71
  72
  73 void panehandle_deinit(WPaneHandle *pwin)
  74 {
  75     assert(pwin->splitfloat==NULL);
  76
  77     if(pwin->brush!=NULL){
  78         grbrush_release(pwin->brush);
  79         pwin->brush=NULL;
  80     }
  81
  82     window_deinit(&(pwin->wwin));
  83 }
  84
  85
  86 /*}}}*/
  87
  88
  89 /*{{{ Drawing */
  90
  91
  92 static void panehandle_updategr(WPaneHandle *pwin)
  93 {
  94     panehandle_getbrush(pwin);
  95     region_updategr_default((WRegion*)pwin);
  96 }
  97
  98
  99 static void panehandle_draw(WPaneHandle *pwin, bool complete)
 100 {
 101     WRectangle g;
 102
 103     if(pwin->brush==NULL)
 104         return;
 105
 106     g.x=0;
 107     g.y=0;
 108     g.w=REGION_GEOM(pwin).w;
 109     g.h=REGION_GEOM(pwin).h;
 110
 111     grbrush_begin(pwin->brush, &g, (complete ? 0 : GRBRUSH_NO_CLEAR_OK));
 112
 113     grbrush_draw_borderline(pwin->brush, &g, pwin->bline);
 114
 115     grbrush_end(pwin->brush);
 116 }
 117
 118
 119 /*}}}*/
 120
 121
 122 /*{{{ The class */
 123
 124
 125 static DynFunTab panehandle_dynfuntab[]={
 126     {region_updategr, panehandle_updategr},
 127     {window_draw, panehandle_draw},
 128     END_DYNFUNTAB,
 129 };
 130
 131
 132 IMPLCLASS(WPaneHandle, WWindow, panehandle_deinit, panehandle_dynfuntab);
 133
 134
 135 /*}}}*/
 136