mod_tiling/panehandle.c

   1 /*
   2  * ion/mod_tiling/panehandle.c
   3  *
   4  * Copyright (c) Tuomo Valkonen 1999-2007.
   5  *
   6  * Ion is free software; you can redistribute it and/or modify it under
   7  * the terms of the GNU Lesser General Public License as published by
   8  * the Free Software Foundation; either version 2.1 of the License, or
   9  * (at your option) any later version.
  10  */
  11
  12 #include <string.h>
  13
  14 #include <libtu/objp.h>
  15 #include <libtu/minmax.h>
  16 #include <ioncore/common.h>
  17 #include <ioncore/global.h>
  18 #include <ioncore/event.h>
  19 #include <ioncore/gr.h>
  20 #include <ioncore/regbind.h>
  21 #include "panehandle.h"
  22 #include "main.h"
  23
  24
  25 /*{{{ Init/deinit */
  26
  27
  28 static void panehandle_getbrush(WPaneHandle *pwin)
  29 {
  30     GrBrush *brush=gr_get_brush(pwin->wwin.win,
  31                                 region_rootwin_of((WRegion*)pwin),
  32                                 "pane");
  33
  34     if(brush!=NULL){
  35         if(pwin->brush!=NULL)
  36             grbrush_release(pwin->brush);
  37
  38         pwin->brush=brush;
  39
  40         grbrush_get_border_widths(brush, &(pwin->bdw));
  41         grbrush_enable_transparency(brush, GR_TRANSPARENCY_YES);
  42     }
  43 }
  44
  45
  46 bool panehandle_init(WPaneHandle *pwin, WWindow *parent, const WFitParams *fp)
  47 {
  48     pwin->brush=NULL;
  49     pwin->bline=GR_BORDERLINE_NONE;
  50     pwin->splitfloat=NULL;
  51
  52     if(!window_init(&(pwin->wwin), parent, fp))
  53         return FALSE;
  54
  55     ((WRegion*)pwin)->flags|=REGION_SKIP_FOCUS;
  56
  57     panehandle_getbrush(pwin);
  58
  59     if(pwin->brush==NULL){
  60         GrBorderWidths bdw=GR_BORDER_WIDTHS_INIT;
  61         memcpy(&(pwin->bdw), &bdw, sizeof(bdw));
  62     }
  63
  64     window_select_input(&(pwin->wwin), IONCORE_EVENTMASK_NORMAL);
  65
  66     return TRUE;
  67 }
  68
  69
  70 WPaneHandle *create_panehandle(WWindow *parent, const WFitParams *fp)
  71 {
  72     CREATEOBJ_IMPL(WPaneHandle, panehandle, (p, parent, fp));
  73 }
  74
  75
  76 void panehandle_deinit(WPaneHandle *pwin)
  77 {
  78     assert(pwin->splitfloat==NULL);
  79
  80     if(pwin->brush!=NULL){
  81         grbrush_release(pwin->brush);
  82         pwin->brush=NULL;
  83     }
  84
  85     window_deinit(&(pwin->wwin));
  86 }
  87
  88
  89 /*}}}*/
  90
  91
  92 /*{{{ Drawing */
  93
  94
  95 static void panehandle_updategr(WPaneHandle *pwin)
  96 {
  97     panehandle_getbrush(pwin);
  98     region_updategr_default((WRegion*)pwin);
  99 }
 100
 101
 102 static void panehandle_draw(WPaneHandle *pwin, bool complete)
 103 {
 104     WRectangle g;
 105
 106     if(pwin->brush==NULL)
 107         return;
 108
 109     g.x=0;
 110     g.y=0;
 111     g.w=REGION_GEOM(pwin).w;
 112     g.h=REGION_GEOM(pwin).h;
 113
 114     grbrush_begin(pwin->brush, &g, (complete ? 0 : GRBRUSH_NO_CLEAR_OK));
 115
 116     grbrush_draw_borderline(pwin->brush, &g, pwin->bline);
 117
 118     grbrush_end(pwin->brush);
 119 }
 120
 121
 122 /*}}}*/
 123
 124
 125 /*{{{ The class */
 126
 127
 128 static DynFunTab panehandle_dynfuntab[]={
 129     {region_updategr, panehandle_updategr},
 130     {window_draw, panehandle_draw},
 131     END_DYNFUNTAB,
 132 };
 133
 134
 135 IMPLCLASS(WPaneHandle, WWindow, panehandle_deinit, panehandle_dynfuntab);
 136
 137
 138 /*}}}*/
 139