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 < 20000402
  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
  36
  37 #define XDND_VERSION 4
  38
  39
  40 typedef struct W_Application {
  41     char *applicationName;
  42     int argc;
  43     char **argv;
  44     char *resourcePath;
  45 } W_Application;
  46
  47
  48 typedef struct W_Font {
  49     struct W_Screen *screen;
  50
  51     union {
  52         XFontSet set;
  53         XFontStruct *normal;
  54     } font;
  55     short height;
  56     short y;
  57     short refCount;
  58     char *name;
  59     unsigned int notFontSet:1;
  60 } W_Font;
  61
  62
  63 typedef struct W_Pixmap {
  64     struct W_Screen *screen;
  65     Pixmap pixmap;
  66     Pixmap mask;
  67     unsigned short width;
  68     unsigned short height;
  69     short depth;
  70     short refCount;
  71 } W_Pixmap;
  72
  73
  74 typedef struct W_Color {
  75     struct W_Screen *screen;
  76
  77     XColor color;
  78     short refCount;
  79     GC gc;
  80     struct {
  81         unsigned int exact:1;
  82     } flags;
  83 } W_Color;
  84
  85
  86 typedef struct W_FocusInfo {
  87     struct W_View *toplevel;
  88     struct W_View *focused;            /* view that has the focus in this toplevel */
  89     struct W_FocusInfo *next;
  90 } W_FocusInfo;
  91
  92
  93
  94 struct W_DraggingInfo {
  95     Window destinationWindow;
  96     Window sourceWindow;
  97
  98     WMPoint location;
  99
 100     unsigned sourceOperation;
 101     WMPixmap *image;
 102     WMPoint imageLocation;
 103
 104     Time timestamp;
 105
 106     int protocolVersion;
 107
 108     /* should be treated as internal data */
 109     WMView *sourceView;
 110     WMView *destView;
 111
 112 };
 113
 114
 115 typedef struct W_Screen {
 116     Display *display;
 117     int screen;
 118     int depth;
 119
 120     Colormap colormap;
 121
 122     Visual *visual;
 123
 124     Time lastEventTime;
 125
 126     Window rootWin;
 127
 128     struct W_View *rootView;
 129
 130     RContext *rcontext;
 131
 132     /* application related */
 133
 134     W_FocusInfo *focusInfo;
 135
 136     struct W_Pixmap *applicationIcon;
 137
 138     struct W_Window *windowList;       /* list of windows in the app */
 139
 140     Window groupLeader;                /* the leader of the application */
 141                                        /* also used for other things */
 142
 143     struct W_SelectionHandlers *selectionHandlerList;
 144
 145     struct {
 146         unsigned int hasAppIcon:1;
 147         unsigned int simpleApplication:1;
 148     } aflags;
 149
 150     WMOpenPanel *sharedOpenPanel;
 151     WMSavePanel *sharedSavePanel;
 152
 153     struct W_FontPanel *sharedFontPanel;
 154
 155     struct W_ColorPanel *sharedColorPanel;
 156
 157     Pixmap stipple;
 158
 159     struct W_View *dragSourceView;
 160     struct W_DraggingInfo dragInfo;
 161
 162     /* colors */
 163     W_Color *white;
 164     W_Color *black;
 165     W_Color *gray;
 166     W_Color *darkGray;
 167
 168     GC stippleGC;
 169
 170     GC copyGC;
 171     GC clipGC;
 172
 173     GC monoGC;                         /* GC for 1bpp visuals */
 174
 175     GC xorGC;
 176
 177     GC ixorGC;                         /* IncludeInferiors XOR */
 178
 179     GC textFieldGC;
 180
 181     W_Font *normalFont;
 182
 183     W_Font *boldFont;
 184
 185     WMHashTable *fontCache;
 186
 187     Bool useMultiByte;
 188
 189     struct W_Balloon *balloon;
 190
 191
 192     struct W_Pixmap *checkButtonImageOn;
 193     struct W_Pixmap *checkButtonImageOff;
 194
 195     struct W_Pixmap *radioButtonImageOn;
 196     struct W_Pixmap *radioButtonImageOff;
 197
 198     struct W_Pixmap *buttonArrow;
 199     struct W_Pixmap *pushedButtonArrow;
 200
 201     struct W_Pixmap *scrollerDimple;
 202
 203     struct W_Pixmap *upArrow;
 204     struct W_Pixmap *downArrow;
 205     struct W_Pixmap *leftArrow;
 206     struct W_Pixmap *rightArrow;
 207
 208     struct W_Pixmap *hiUpArrow;
 209     struct W_Pixmap *hiDownArrow;
 210     struct W_Pixmap *hiLeftArrow;
 211     struct W_Pixmap *hiRightArrow;
 212
 213     struct W_Pixmap *pullDownIndicator;
 214     struct W_Pixmap *popUpIndicator;
 215
 216     struct W_Pixmap *checkMark;
 217
 218     struct W_Pixmap *homeIcon;
 219     struct W_Pixmap *altHomeIcon;
 220
 221     struct W_Pixmap *trashcanIcon;
 222     struct W_Pixmap *altTrashcanIcon;
 223
 224     struct W_Pixmap *createDirIcon;
 225     struct W_Pixmap *altCreateDirIcon;
 226
 227     struct W_Pixmap *disketteIcon;
 228     struct W_Pixmap *altDisketteIcon;
 229     struct W_Pixmap *unmountIcon;
 230     struct W_Pixmap *altUnmountIcon;
 231
 232     struct W_Pixmap *magnifyIcon;
 233 /*    struct W_Pixmap *altMagnifyIcon;*/
 234     struct W_Pixmap *wheelIcon;
 235     struct W_Pixmap *grayIcon;
 236     struct W_Pixmap *rgbIcon;
 237     struct W_Pixmap *cmykIcon;
 238     struct W_Pixmap *hsbIcon;
 239     struct W_Pixmap *customPaletteIcon;
 240     struct W_Pixmap *colorListIcon;
 241
 242     struct W_Pixmap *defaultObjectIcon;
 243
 244     Cursor defaultCursor;
 245
 246     Cursor textCursor;
 247
 248     Cursor invisibleCursor;
 249
 250     Atom attribsAtom;                  /* GNUstepWindowAttributes */
 251
 252     Atom deleteWindowAtom;             /* WM_DELETE_WINDOW */
 253
 254     Atom protocolsAtom;                /* _XA_WM_PROTOCOLS */
 255
 256     Atom clipboardAtom;                /* CLIPBOARD */
 257
 258     Atom xdndAwareAtom;                /* XdndAware */
 259     Atom xdndSelectionAtom;
 260     Atom xdndEnterAtom;
 261     Atom xdndLeaveAtom;
 262     Atom xdndPositionAtom;
 263     Atom xdndDropAtom;
 264     Atom xdndFinishedAtom;
 265     Atom xdndTypeListAtom;
 266     Atom xdndStatusAtom;
 267
 268     Atom xdndActionCopy;
 269     Atom xdndActionMove;
 270     Atom xdndActionLink;
 271     Atom xdndActionAsk;
 272     Atom xdndActionPrivate;
 273
 274     Atom wmStateAtom;                  /* WM_STATE */
 275
 276     /* stuff for detecting double-clicks */
 277     Time lastClickTime;                /* time of last mousedown event */
 278     Window lastClickWindow;            /* window of the last mousedown */
 279
 280     struct W_View *modalView;
 281     unsigned modal:1;
 282     unsigned ignoreNextDoubleClick:1;
 283 } W_Screen;
 284
 285
 286
 287 typedef struct W_ViewDelegate {
 288     void *data;
 289
 290     void (*didMove)(struct W_ViewDelegate*, WMView*);
 291
 292     void (*didResize)(struct W_ViewDelegate*, WMView*);
 293
 294     void (*willMove)(struct W_ViewDelegate*, WMView*, int*, int*);
 295
 296     void (*willResize)(struct W_ViewDelegate*, WMView*,
 297                        unsigned int*, unsigned int*);
 298 } W_ViewDelegate;
 299
 300
 301
 302 typedef struct W_View {
 303     struct W_Screen *screen;
 304
 305     WMWidget *self;                    /* must point to the widget the
 306                                         * view belongs to */
 307
 308     W_ViewDelegate *delegate;
 309
 310     Window window;
 311
 312     WMSize size;
 313
 314     WMPoint pos;
 315
 316     struct W_View *nextFocusChain;     /* next/prev in focus chain */
 317     struct W_View *prevFocusChain;
 318
 319     struct W_View *parent;             /* parent WMView */
 320
 321     struct W_View *childrenList;       /* first in list of child windows */
 322
 323     struct W_View *nextSister;         /* next on parent's children list */
 324
 325     struct W_EventHandler *handlerList;/* list of event handlers for this window */
 326
 327     unsigned long attribFlags;
 328     XSetWindowAttributes attribs;
 329
 330     void *hangedData;                  /* data holder for user program */
 331
 332     WMColor *backColor;
 333
 334
 335     Atom *droppableTypes;
 336     struct W_DragSourceProcs *dragSourceProcs;
 337     struct W_DragDestinationProcs *dragDestinationProcs;
 338     int helpContext;
 339
 340
 341     struct {
 342         unsigned int realized:1;
 343         unsigned int mapped:1;
 344         unsigned int parentDying:1;
 345         unsigned int dying:1;          /* the view is being destroyed */
 346         unsigned int topLevel:1;       /* is a top level window */
 347         unsigned int root:1;           /* is the root window */
 348         unsigned int mapWhenRealized:1;/* map the view when it's realized */
 349         unsigned int alreadyDead:1;    /* view was freed */
 350
 351         unsigned int dontCompressMotion:1;   /* motion notify event compress */
 352         unsigned int notifySizeChanged:1;
 353         unsigned int dontCompressExpose:1;   /* will compress all expose
 354                                               events into one */
 355         /* toplevel only */
 356         unsigned int worksWhenModal:1;
 357         unsigned int pendingRelease1:1;
 358         unsigned int pendingRelease2:1;
 359         unsigned int pendingRelease3:1;
 360         unsigned int pendingRelease4:1;
 361         unsigned int pendingRelease5:1;
 362         unsigned int xdndHintSet:1;
 363     } flags;
 364
 365     int refCount;
 366 } W_View;
 367
 368
 369 typedef struct W_EventHandler {
 370     unsigned long eventMask;
 371
 372     WMEventProc *proc;
 373
 374     void *clientData;
 375
 376     struct W_EventHandler *nextHandler;
 377 } W_EventHandler;
 378
 379
 380
 381
 382 typedef struct _WINGsConfiguration {
 383     char *systemFont;
 384     char *boldSystemFont;
 385         int  defaultFontSize;
 386     Bool useMultiByte;
 387     unsigned doubleClickDelay;
 388 } _WINGsConfiguration;
 389
 390 extern _WINGsConfiguration WINGsConfiguration;
 391
 392
 393
 394 #define CHECK_CLASS(widget, class) assert(W_CLASS(widget)==(class))
 395
 396
 397 #define W_CLASS(widget)         (((W_WidgetType*)(widget))->widgetClass)
 398 #define W_VIEW(widget)          (((W_WidgetType*)(widget))->view)
 399
 400 #define W_VIEW_REALIZED(view)   (view)->flags.realized
 401 #define W_VIEW_MAPPED(view)     (view)->flags.mapped
 402
 403 #define W_VIEW_SCREEN(view)     (view)->screen
 404 #define W_VIEW_DRAWABLE(view)   (view)->window
 405
 406 #define W_VIEW_WIDTH(view)      (view)->size.width
 407 #define W_VIEW_HEIGHT(view)     (view)->size.height
 408
 409
 410 #define W_PIXEL(c)              (c)->color.pixel
 411
 412 #define W_FONTID(f)             (f)->font->fid
 413
 414 #define W_DRAWABLE(scr)         (scr)->rcontext->drawable
 415
 416
 417
 418 W_View *W_GetViewForXWindow(Display *display, Window window);
 419
 420 W_View *W_CreateView(W_View *parent);
 421
 422 W_View *W_CreateTopView(W_Screen *screen);
 423
 424
 425 W_View *W_CreateRootView(W_Screen *screen);
 426
 427 void W_DestroyView(W_View *view);
 428
 429 void W_RealizeView(W_View *view);
 430
 431 void W_ReparentView(W_View *view, W_View *newParent, int x, int y);
 432
 433 void W_MapView(W_View *view);
 434
 435 void W_MapSubviews(W_View *view);
 436
 437 void W_UnmapSubviews(W_View *view);
 438
 439 W_View *W_TopLevelOfView(W_View *view);
 440
 441 void W_UnmapView(W_View *view);
 442
 443 void W_MoveView(W_View *view, int x, int y);
 444
 445 void W_ResizeView(W_View *view, unsigned int width, unsigned int height);
 446
 447 void W_SetViewBackgroundColor(W_View *view, WMColor *color);
 448
 449 void W_DrawRelief(W_Screen *scr, Drawable d, int x, int y, unsigned int width,
 450                   unsigned int height, WMReliefType relief);
 451
 452
 453 void W_CleanUpEvents(W_View *view);
 454
 455 void W_CallDestroyHandlers(W_View *view);
 456
 457 void W_PaintTextAndImage(W_View *view, int wrap, GC textGC, W_Font *font,
 458                          WMReliefType relief, char *text,
 459                          WMAlignment alignment, W_Pixmap *image,
 460                          WMImagePosition position, GC backGC, int ofs);
 461
 462 void W_PaintText(W_View *view, Drawable d, WMFont *font,  int x, int y,
 463                  int width, WMAlignment alignment, GC gc,
 464                  int wrap, char *text, int length);
 465
 466 int W_GetTextHeight(WMFont *font, char *text, int width, int wrap);
 467
 468
 469 int W_TextWidth(WMFont *font, char *text, int length);
 470
 471
 472 void W_BroadcastMessage(W_View *targetParent, XEvent *event);
 473
 474 void W_DispatchMessage(W_View *target, XEvent *event);
 475
 476 void W_SetFocusOfToplevel(W_View *toplevel, W_View *view);
 477
 478 W_View *W_FocusedViewOfToplevel(W_View *view);
 479
 480 void W_SetFocusOfTopLevel(W_View *toplevel, W_View *view);
 481
 482 void W_ReleaseView(WMView *view);
 483
 484 WMView *W_RetainView(WMView *view);
 485
 486 void W_InitApplication(WMScreen *scr);
 487
 488 void W_InitNotificationCenter(void);
 489
 490 W_Class W_RegisterUserWidget(void);
 491
 492 void W_RedisplayView(WMView *view);
 493
 494 Bool W_ApplicationInitialized(void);
 495
 496 void W_HandleSelectionEvent(XEvent *event);
 497
 498 void W_HandleDNDClientMessage(WMView *toplevel, XClientMessageEvent *event);
 499
 500 void W_FlushASAPNotificationQueue();
 501
 502 void W_FlushIdleNotificationQueue();
 503
 504 struct W_Balloon *W_CreateBalloon(WMScreen *scr);
 505
 506 void W_BalloonHandleEnterView(WMView *view);
 507
 508 void W_BalloonHandleLeaveView(WMView *view);
 509
 510 #ifdef __cplusplus
 511 }
 512 #endif /* __cplusplus */
 513
 514 #endif /* _WINGSP_H_ */