modules/FvwmScript/Widgets/ItemDraw.c

   1 /* -*-c-*- */
   2 /* This program is free software; you can redistribute it and/or modify
   3  * it under the terms of the GNU General Public License as published by
   4  * the Free Software Foundation; either version 2 of the License, or
   5  * (at your option) any later version.
   6  *
   7  * This program is distributed in the hope that it will be useful,
   8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10  * GNU General Public License for more details.
  11  *
  12  * You should have received a copy of the GNU General Public License
  13  * along with this program; if not, write to the Free Software
  14  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  15  */
  16
  17 #include "config.h"
  18
  19 #include "libs/fvwmlib.h"
  20 #include "libs/ColorUtils.h"
  21 #include "libs/Graphics.h"
  22 #include "Tools.h"
  23
  24 /* left, center and right offsets */
  25 #define ITEM_DRAW_LCR_OFFSETS 1,0,1
  26
  27 /*
  28  * Fonction pour ItemDraw / functions for ItemDraw
  29  */
  30 void InitItemDraw(struct XObj *xobj)
  31 {
  32   unsigned long mask;
  33   XSetWindowAttributes Attr;
  34   int minHeight,minWidth;
  35
  36   /* Enregistrement des couleurs et de la police */
  37   if (xobj->colorset >= 0) {
  38     xobj->TabColor[fore] = Colorset[xobj->colorset].fg;
  39     xobj->TabColor[back] = Colorset[xobj->colorset].bg;
  40     xobj->TabColor[hili] = Colorset[xobj->colorset].hilite;
  41     xobj->TabColor[shad] = Colorset[xobj->colorset].shadow;
  42   } else {
  43     xobj->TabColor[fore] = GetColor(xobj->forecolor);
  44     xobj->TabColor[back] = GetColor(xobj->backcolor);
  45     xobj->TabColor[hili] = GetColor(xobj->hilicolor);
  46     xobj->TabColor[shad] = GetColor(xobj->shadcolor);
  47   }
  48
  49   Attr.background_pixel = xobj->TabColor[back];
  50   mask = CWBackPixel;
  51
  52   xobj->win = XCreateWindow(dpy, *xobj->ParentWin,
  53                 xobj->x, xobj->y, xobj->width, xobj->height, 0,
  54                 CopyFromParent, InputOutput, CopyFromParent,
  55                 mask, &Attr);
  56   xobj->gc = fvwmlib_XCreateGC(dpy, xobj->win, 0, NULL);
  57   XSetForeground(dpy, xobj->gc, xobj->TabColor[fore]);
  58
  59   if ((xobj->Ffont = FlocaleLoadFont(dpy, xobj->font, ScriptName)) == NULL)
  60   {
  61     fprintf(stderr, "%s: Couldn't load font. Exiting!\n", ScriptName);
  62     exit(1);
  63   }
  64   if (xobj->Ffont->font != NULL)
  65     XSetFont(dpy, xobj->gc, xobj->Ffont->font->fid);
  66
  67   XSetLineAttributes(dpy, xobj->gc, 1, LineSolid, CapRound, JoinMiter);
  68
  69   /* Redimensionnement du widget */
  70
  71   if (xobj->icon == NULL)
  72   {
  73     if (strlen(xobj->title) != 0)
  74     {
  75       /* title but no icon */
  76       minHeight = xobj->Ffont->height + 2;
  77       minWidth = FlocaleTextWidth(xobj->Ffont, xobj->title, strlen(xobj->title))
  78         + 2;
  79       if (xobj->height < minHeight)
  80         xobj->height = minHeight;
  81       if (xobj->width < minWidth)
  82         xobj->width = minWidth;
  83     }
  84   }
  85   else if (strlen(xobj->title)==0)
  86   {
  87     /* icon but no title */
  88     if (xobj->height<xobj->icon_h)
  89       xobj->height = xobj->icon_h;
  90     if (xobj->width<xobj->icon_w)
  91       xobj->width = xobj->icon_w;
  92   }
  93   else
  94   {
  95     /* title and icon */
  96     if (xobj->icon_w >
  97         FlocaleTextWidth(xobj->Ffont, xobj->title, strlen(xobj->title))+2)
  98     {
  99       /* icon is wider than the title */
 100       if (xobj->width<xobj->icon_w)
 101         xobj->width = xobj->icon_w;
 102     }
 103     else
 104     {
 105       /* title is wider than icon */
 106       if (xobj->width <
 107           FlocaleTextWidth(xobj->Ffont, xobj->title, strlen(xobj->title)) + 2)
 108         xobj->width =
 109           FlocaleTextWidth(xobj->Ffont, xobj->title, strlen(xobj->title)) + 2;
 110     }
 111     xobj->height = xobj->icon_h+ xobj->Ffont->height + 2;
 112   }
 113   XResizeWindow(dpy, xobj->win, xobj->width, xobj->height);
 114   if (xobj->colorset >= 0)
 115     SetWindowBackground(dpy, xobj->win, xobj->width, xobj->height,
 116                         &Colorset[xobj->colorset], Pdepth,
 117                         xobj->gc, True);
 118   XSelectInput(dpy, xobj->win, ExposureMask);
 119   /* x and y value of a clic */
 120   xobj->value2 = -1;
 121   xobj->value3 = -1;
 122 }
 123
 124 void DestroyItemDraw(struct XObj *xobj)
 125 {
 126   FlocaleUnloadFont(dpy,xobj->Ffont);
 127   XFreeGC(dpy,xobj->gc);
 128   XDestroyWindow(dpy,xobj->win);
 129 }
 130
 131 void DrawItemDraw(struct XObj *xobj, XEvent *evp)
 132 {
 133
 134         if (evp)
 135         {
 136                 XClearArea(
 137                         dpy,xobj->win, evp->xexpose.x, evp->xexpose.y,
 138                         evp->xexpose.width, evp->xexpose.height, False);
 139         }
 140         else
 141         {
 142                 XClearArea(dpy,xobj->win,0,0,xobj->width,xobj->height,False);
 143         }
 144         DrawIconStr(0,xobj,False,ITEM_DRAW_LCR_OFFSETS, NULL, NULL, evp);
 145 }
 146
 147 void EvtMouseItemDraw(struct XObj *xobj,XButtonEvent *EvtButton)
 148 {
 149   unsigned int modif;
 150   int x1,x2,y1,y2;
 151   Window Win1,Win2;
 152
 153   FQueryPointer(dpy, *xobj->ParentWin, &Win1, &Win2, &x1, &y1, &x2, &y2, &modif);
 154   xobj->value2 = x2-xobj->x;
 155   xobj->value3 = y2-xobj->y;
 156   SendMsg(xobj,SingleClic);
 157 }
 158
 159 void EvtKeyItemDraw(struct XObj *xobj, XKeyEvent *EvtKey)
 160 {
 161   KeySym ks;
 162   unsigned char buf[10];
 163   unsigned int modif;
 164   int x1,x2,y1,y2;
 165   Window Win1,Win2;
 166
 167   FQueryPointer(dpy, *xobj->ParentWin, &Win1, &Win2, &x1, &y1, &x2, &y2, &modif);
 168   xobj->value2 = x2-xobj->x;
 169   xobj->value3 = y2-xobj->y;
 170   XLookupString(EvtKey, (char *)buf, sizeof(buf), &ks, NULL);
 171   if (ks == XK_Left && xobj->value2 > 0) {
 172     FWarpPointer(dpy, None, None, 0, 0, 0, 0, -1, 0);
 173   }
 174   else if (ks == XK_Right && xobj->value2 < xobj->width - 1) {
 175     FWarpPointer(dpy, None, None, 0, 0, 0, 0, 1, 0);
 176   }
 177   else if (ks == XK_Up && xobj->value3 > 0) {
 178     FWarpPointer(dpy, None, None, 0, 0, 0, 0, 0, -1);
 179   }
 180   else if (ks == XK_Down && xobj->value3 < xobj->height - 1) {
 181     FWarpPointer(dpy, None, None, 0, 0, 0, 0, 0, 1);
 182   }
 183   else if (ks == XK_Return) {
 184     EvtMouseItemDraw(xobj, NULL);
 185   }
 186 }
 187
 188 void ProcessMsgItemDraw(struct XObj *xobj,unsigned long type,unsigned long *body)
 189 {
 190 }