WINGs/WINGsP.h

   1 #ifndef _WINGSP_H_
   2 #define _WINGSP_H_
   3
   4
   5 #include <X11/Xlib.h>
   6 #include <X11/Xutil.h>
   7
   8
   9 #include "WINGs.h"
  10
  11 #if WINGS_H_VERSION < 990516
  12 #error There_is_an_old_WINGs.h_file_somewhere_in_your_system._Please_remove_it.
  13 #endif
  14
  15 #include <assert.h>
  16
  17 #include <stdlib.h>
  18 #include <string.h>
  19 #include <stdio.h>
  20
  21 #ifdef __cplusplus
  22 extern "C" {
  23 #endif /* __cplusplus */
  24
  25 #define DOUBLE_BUFFER
  26
  27
  28
  29 #define WC_UserWidget   128
  30
  31
  32
  33 #define SCROLLER_WIDTH   20
  34
  35 /* internal messages */
  36 #define WM_UPDATE_COLORWELL     130
  37
  38
  39 #define WM_USER_MESSAGE 1024
  40
  41
  42 #define SETUP_INTERNAL_MESSAGE(event, scrPtr) \
  43                 event.xclient.type=ClientMessage;\
  44                 event.xclient.display=scrPtr->display;\
  45                 event.xclient.send_event=False;\
  46                 event.xclient.serial=0;\
  47                 event.xclient.format=32;\
  48                 event.xclient.message_type=scrPtr->internalMessage;
  49
  50
  51 typedef struct W_Application {
  52     char *applicationName;
  53     int argc;
  54     char **argv;
  55     char *resourcePath;
  56 } W_Application;
  57
  58
  59 typedef struct W_Font {
  60     struct W_Screen *screen;
  61
  62     union {
  63         XFontSet set;
  64         XFontStruct *normal;
  65     } font;
  66     short height;
  67     short y;
  68     short refCount;
  69     char *name;
  70     unsigned int notFontSet:1;
  71 } W_Font;
  72
  73
  74 typedef struct W_Pixmap {
  75     struct W_Screen *screen;
  76     Pixmap pixmap;
  77     Pixmap mask;
  78     unsigned short width;
  79     unsigned short height;
  80     short depth;
  81     short refCount;
  82 } W_Pixmap;
  83
  84
  85 typedef struct W_Color {
  86     struct W_Screen *screen;
  87
  88     XColor color;
  89     short refCount;
  90     GC gc;
  91     struct {
  92         unsigned int exact:1;
  93     } flags;
  94 } W_Color;
  95
  96
  97 typedef struct W_FocusInfo {
  98     struct W_View *toplevel;
  99     struct W_View *focused;            /* view that has the focus in this toplevel */
 100     struct W_FocusInfo *next;
 101 } W_FocusInfo;
 102
 103
 104 typedef struct W_Screen {
 105     Display *display;
 106     int screen;
 107     int depth;
 108
 109     Colormap colormap;
 110
 111     Visual *visual;
 112
 113     Time lastEventTime;
 114
 115     Window rootWin;
 116
 117     struct W_View *rootView;
 118
 119     RContext *rcontext;
 120
 121     /* application related */
 122
 123     W_FocusInfo *focusInfo;
 124
 125     struct W_Pixmap *applicationIcon;
 126
 127     struct W_Window *windowList;       /* list of windows in the app */
 128
 129     Window groupLeader;                /* the leader of the application */
 130                                        /* also used for other things */
 131
 132     struct W_SelectionHandlers *selectionHandlerList;
 133
 134     struct {
 135         unsigned int hasAppIcon:1;
 136         unsigned int simpleApplication:1;
 137     } aflags;
 138
 139     WMOpenPanel *sharedOpenPanel;
 140     WMSavePanel *sharedSavePanel;
 141
 142     struct W_FontPanel *sharedFontPanel;
 143
 144     struct W_ColorPanel *sharedColorPanel;
 145
 146     Pixmap stipple;
 147
 148     /* colors */
 149     W_Color *white;
 150     W_Color *black;
 151     W_Color *gray;
 152     W_Color *darkGray;
 153
 154     GC stippleGC;
 155
 156     GC copyGC;
 157     GC clipGC;
 158
 159     GC monoGC;                         /* GC for 1bpp visuals */
 160
 161     GC xorGC;
 162
 163     GC ixorGC;                         /* IncludeInferiors XOR */
 164
 165     GC textFieldGC;
 166
 167     W_Font *normalFont;
 168
 169     W_Font *boldFont;
 170
 171     WMHashTable *fontCache;
 172
 173     Bool useMultiByte;
 174
 175     struct W_Balloon *balloon;
 176
 177
 178     struct W_Pixmap *checkButtonImageOn;
 179     struct W_Pixmap *checkButtonImageOff;
 180
 181     struct W_Pixmap *radioButtonImageOn;
 182     struct W_Pixmap *radioButtonImageOff;
 183
 184     struct W_Pixmap *buttonArrow;
 185     struct W_Pixmap *pushedButtonArrow;
 186
 187     struct W_Pixmap *scrollerDimple;
 188
 189     struct W_Pixmap *upArrow;
 190     struct W_Pixmap *downArrow;
 191     struct W_Pixmap *leftArrow;
 192     struct W_Pixmap *rightArrow;
 193
 194     struct W_Pixmap *hiUpArrow;
 195     struct W_Pixmap *hiDownArrow;
 196     struct W_Pixmap *hiLeftArrow;
 197     struct W_Pixmap *hiRightArrow;
 198
 199     struct W_Pixmap *pullDownIndicator;
 200     struct W_Pixmap *popUpIndicator;
 201
 202     struct W_Pixmap *checkMark;
 203
 204     struct W_Pixmap *homeIcon;
 205     struct W_Pixmap *altHomeIcon;
 206
 207     struct W_Pixmap *trashcanIcon;
 208     struct W_Pixmap *altTrashcanIcon;
 209
 210     struct W_Pixmap *createDirIcon;
 211     struct W_Pixmap *altCreateDirIcon;
 212
 213     struct W_Pixmap *disketteIcon;
 214     struct W_Pixmap *altDisketteIcon;
 215     struct W_Pixmap *unmountIcon;
 216     struct W_Pixmap *altUnmountIcon;
 217
 218     struct W_Pixmap *magnifyIcon;
 219 /*    struct W_Pixmap *altMagnifyIcon;*/
 220     struct W_Pixmap *wheelIcon;
 221     struct W_Pixmap *grayIcon;
 222     struct W_Pixmap *rgbIcon;
 223     struct W_Pixmap *cmykIcon;
 224     struct W_Pixmap *hsbIcon;
 225     struct W_Pixmap *customPaletteIcon;
 226     struct W_Pixmap *colorListIcon;
 227
 228     struct W_Pixmap *defaultObjectIcon;
 229
 230     Cursor defaultCursor;
 231
 232     Cursor textCursor;
 233
 234     Cursor invisibleCursor;
 235
 236     Atom internalMessage;              /* for ClientMessage */
 237
 238     Atom attribsAtom;                  /* GNUstepWindowAttributes */
 239
 240     Atom deleteWindowAtom;             /* WM_DELETE_WINDOW */
 241
 242     Atom protocolsAtom;                /* _XA_WM_PROTOCOLS */
 243
 244     Atom clipboardAtom;                /* CLIPBOARD */
 245
 246
 247     /* stuff for detecting double-clicks */
 248     Time lastClickTime;                /* time of last mousedown event */
 249     Window lastClickWindow;            /* window of the last mousedown */
 250
 251     struct W_View *modalView;
 252     unsigned modal:1;
 253     unsigned ignoreNextDoubleClick:1;
 254 } W_Screen;
 255
 256
 257
 258 typedef struct W_ViewDelegate {
 259     void *data;
 260
 261     void (*didMove)(struct W_ViewDelegate*, WMView*);
 262
 263     void (*didResize)(struct W_ViewDelegate*, WMView*);
 264
 265     void (*willMove)(struct W_ViewDelegate*, WMView*, int*, int*);
 266
 267     void (*willResize)(struct W_ViewDelegate*, WMView*,
 268                        unsigned int*, unsigned int*);
 269 } W_ViewDelegate;
 270
 271
 272
 273 typedef struct W_View {
 274     struct W_Screen *screen;
 275
 276     WMWidget *self;                    /* must point to the widget the
 277                                         * view belongs to */
 278
 279     W_ViewDelegate *delegate;
 280
 281     Window window;
 282
 283     WMSize size;
 284
 285     WMPoint pos;
 286
 287     struct W_View *nextFocusChain;     /* next/prev in focus chain */
 288     struct W_View *prevFocusChain;
 289
 290     struct W_View *parent;             /* parent WMView */
 291
 292     struct W_View *childrenList;       /* first in list of child windows */
 293
 294     struct W_View *nextSister;         /* next on parent's children list */
 295
 296     struct W_EventHandler *handlerList;/* list of event handlers for this window */
 297
 298     unsigned long attribFlags;
 299     XSetWindowAttributes attribs;
 300
 301     void *hangedData;                  /* data holder for user program */
 302
 303     WMColor *backColor;
 304
 305 #if 0
 306     struct W_DragSourceProcs *dragSourceProcs;
 307     struct W_DragDestinationProcs *dragDestinationProcs;
 308     int helpContext;
 309 #endif
 310
 311     struct {
 312         unsigned int realized:1;
 313         unsigned int mapped:1;
 314         unsigned int parentDying:1;
 315         unsigned int dying:1;          /* the view is being destroyed */
 316         unsigned int topLevel:1;       /* is a top level window */
 317         unsigned int root:1;           /* is the root window */
 318         unsigned int mapWhenRealized:1;/* map the view when it's realized */
 319         unsigned int alreadyDead:1;    /* view was freed */
 320
 321         unsigned int dontCompressMotion:1;   /* motion notify event compress */
 322         unsigned int notifySizeChanged:1;
 323         unsigned int dontCompressExpose:1;   /* will compress all expose
 324                                               events into one */
 325         /* toplevel only */
 326         unsigned int worksWhenModal:1;
 327         unsigned int pendingRelease1:1;
 328         unsigned int pendingRelease2:1;
 329         unsigned int pendingRelease3:1;
 330         unsigned int pendingRelease4:1;
 331         unsigned int pendingRelease5:1;
 332     } flags;
 333
 334     int refCount;
 335 } W_View;
 336
 337
 338 typedef struct W_EventHandler {
 339     unsigned long eventMask;
 340
 341     WMEventProc *proc;
 342
 343     void *clientData;
 344
 345     struct W_EventHandler *nextHandler;
 346 } W_EventHandler;
 347
 348
 349
 350
 351 typedef struct _WINGsConfiguration {
 352     char *systemFont;
 353     char *boldSystemFont;
 354     Bool useMultiByte;
 355     unsigned doubleClickDelay;
 356 } _WINGsConfiguration;
 357
 358 _WINGsConfiguration WINGsConfiguration;
 359
 360
 361
 362 #define CHECK_CLASS(widget, class) assert(W_CLASS(widget)==(class))
 363
 364
 365 #define W_CLASS(widget)         (((W_WidgetType*)(widget))->widgetClass)
 366 #define W_VIEW(widget)          (((W_WidgetType*)(widget))->view)
 367
 368 #define W_VIEW_REALIZED(view)   (view)->flags.realized
 369 #define W_VIEW_MAPPED(view)     (view)->flags.mapped
 370
 371 #define W_PIXEL(c)              (c)->color.pixel
 372
 373 #define W_FONTID(f)             (f)->font->fid
 374
 375 #define W_DRAWABLE(scr)         (scr)->rcontext->drawable
 376
 377
 378
 379 W_View *W_GetViewForXWindow(Display *display, Window window);
 380
 381 W_View *W_CreateView(W_View *parent);
 382
 383 W_View *W_CreateTopView(W_Screen *screen);
 384
 385
 386 W_View *W_CreateRootView(W_Screen *screen);
 387
 388 void W_DestroyView(W_View *view);
 389
 390 void W_RealizeView(W_View *view);
 391
 392 void W_ReparentView(W_View *view, W_View *newParent, int x, int y);
 393
 394 void W_MapView(W_View *view);
 395
 396 void W_MapSubviews(W_View *view);
 397
 398 void W_UnmapSubviews(W_View *view);
 399
 400 W_View *W_TopLevelOfView(W_View *view);
 401
 402 void W_UnmapView(W_View *view);
 403
 404 void W_MoveView(W_View *view, int x, int y);
 405
 406 void W_ResizeView(W_View *view, unsigned int width, unsigned int height);
 407
 408 void W_SetViewBackgroundColor(W_View *view, WMColor *color);
 409
 410 void W_DrawRelief(W_Screen *scr, Drawable d, int x, int y, unsigned int width,
 411                   unsigned int height, WMReliefType relief);
 412
 413
 414 void W_CleanUpEvents(W_View *view);
 415
 416 void W_CallDestroyHandlers(W_View *view);
 417
 418 void W_PaintTextAndImage(W_View *view, int wrap, GC textGC, W_Font *font,
 419                          WMReliefType relief, char *text,
 420                          WMAlignment alignment, W_Pixmap *image,
 421                          WMImagePosition position, GC backGC, int ofs);
 422
 423 void W_PaintText(W_View *view, Drawable d, WMFont *font,  int x, int y,
 424                  int width, WMAlignment alignment, GC gc,
 425                  int wrap, char *text, int length);
 426
 427 int W_GetTextHeight(WMFont *font, char *text, int width, int wrap);
 428
 429
 430 int W_TextWidth(WMFont *font, char *text, int length);
 431
 432
 433 void W_BroadcastMessage(W_View *targetParent, XEvent *event);
 434
 435 void W_DispatchMessage(W_View *target, XEvent *event);
 436
 437 Bool W_CheckInternalMessage(W_Screen *scr, XClientMessageEvent *cev, int event);
 438
 439 void W_SetFocusOfToplevel(W_View *toplevel, W_View *view);
 440
 441 W_View *W_FocusedViewOfToplevel(W_View *view);
 442
 443 void W_SetFocusOfTopLevel(W_View *toplevel, W_View *view);
 444
 445 void W_ReleaseView(WMView *view);
 446
 447 WMView *W_RetainView(WMView *view);
 448
 449 void W_InitApplication(WMScreen *scr);
 450
 451 void W_InitNotificationCenter(void);
 452
 453 W_Class W_RegisterUserWidget(void);
 454
 455 void W_RedisplayView(WMView *view);
 456
 457 Bool W_ApplicationInitialized(void);
 458
 459 char *W_GetTextSelection(WMScreen *scr, Atom selection);
 460
 461 void W_HandleSelectionEvent(XEvent *event);
 462
 463 #ifdef __cplusplus
 464 }
 465 #endif /* __cplusplus */
 466
 467 #endif /* _WINGSP_H_ */
 468
 469 void W_FlushASAPNotificationQueue();
 470
 471 void W_FlushIdleNotificationQueue();
 472
 473 struct W_Balloon *W_CreateBalloon(WMScreen *scr);
 474
 475 void W_BalloonHandleEnterView(WMView *view);
 476
 477 void W_BalloonHandleLeaveView(WMView *view);