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     char **types;
 105
 106     Time timestamp;
 107
 108     int protocolVersion;
 109
 110     /* should be treated as internal data */
 111     WMView *sourceView;
 112     WMView *destView;
 113
 114 };
 115
 116
 117 typedef struct W_Screen {
 118     Display *display;
 119     int screen;
 120     int depth;
 121
 122     Colormap colormap;
 123
 124     Visual *visual;
 125
 126     Time lastEventTime;
 127
 128     Window rootWin;
 129
 130     struct W_View *rootView;
 131
 132     RContext *rcontext;
 133
 134     /* application related */
 135
 136     W_FocusInfo *focusInfo;
 137
 138     struct W_Pixmap *applicationIcon;
 139
 140     struct W_Window *windowList;       /* list of windows in the app */
 141
 142     Window groupLeader;                /* the leader of the application */
 143                                        /* also used for other things */
 144
 145     struct W_SelectionHandlers *selectionHandlerList;
 146
 147     struct {
 148         unsigned int hasAppIcon:1;
 149         unsigned int simpleApplication:1;
 150     } aflags;
 151
 152     WMOpenPanel *sharedOpenPanel;
 153     WMSavePanel *sharedSavePanel;
 154
 155     struct W_FontPanel *sharedFontPanel;
 156
 157     struct W_ColorPanel *sharedColorPanel;
 158
 159     Pixmap stipple;
 160
 161     struct W_View *dragSourceView;
 162     struct W_DraggingInfo dragInfo;
 163
 164     /* colors */
 165     W_Color *white;
 166     W_Color *black;
 167     W_Color *gray;
 168     W_Color *darkGray;
 169
 170     GC stippleGC;
 171
 172     GC copyGC;
 173     GC clipGC;
 174
 175     GC monoGC;                         /* GC for 1bpp visuals */
 176
 177     GC xorGC;
 178
 179     GC ixorGC;                         /* IncludeInferiors XOR */
 180
 181     GC textFieldGC;
 182
 183     W_Font *normalFont;
 184
 185     W_Font *boldFont;
 186
 187     WMHashTable *fontCache;
 188
 189     Bool useMultiByte;
 190
 191     struct W_Balloon *balloon;
 192
 193
 194     struct W_Pixmap *checkButtonImageOn;
 195     struct W_Pixmap *checkButtonImageOff;
 196
 197     struct W_Pixmap *radioButtonImageOn;
 198     struct W_Pixmap *radioButtonImageOff;
 199
 200     struct W_Pixmap *buttonArrow;
 201     struct W_Pixmap *pushedButtonArrow;
 202
 203     struct W_Pixmap *scrollerDimple;
 204
 205     struct W_Pixmap *upArrow;
 206     struct W_Pixmap *downArrow;
 207     struct W_Pixmap *leftArrow;
 208     struct W_Pixmap *rightArrow;
 209
 210     struct W_Pixmap *hiUpArrow;
 211     struct W_Pixmap *hiDownArrow;
 212     struct W_Pixmap *hiLeftArrow;
 213     struct W_Pixmap *hiRightArrow;
 214
 215     struct W_Pixmap *pullDownIndicator;
 216     struct W_Pixmap *popUpIndicator;
 217
 218     struct W_Pixmap *checkMark;
 219
 220     struct W_Pixmap *homeIcon;
 221     struct W_Pixmap *altHomeIcon;
 222
 223     struct W_Pixmap *trashcanIcon;
 224     struct W_Pixmap *altTrashcanIcon;
 225
 226     struct W_Pixmap *createDirIcon;
 227     struct W_Pixmap *altCreateDirIcon;
 228
 229     struct W_Pixmap *disketteIcon;
 230     struct W_Pixmap *altDisketteIcon;
 231     struct W_Pixmap *unmountIcon;
 232     struct W_Pixmap *altUnmountIcon;
 233
 234     struct W_Pixmap *magnifyIcon;
 235 /*    struct W_Pixmap *altMagnifyIcon;*/
 236     struct W_Pixmap *wheelIcon;
 237     struct W_Pixmap *grayIcon;
 238     struct W_Pixmap *rgbIcon;
 239     struct W_Pixmap *cmykIcon;
 240     struct W_Pixmap *hsbIcon;
 241     struct W_Pixmap *customPaletteIcon;
 242     struct W_Pixmap *colorListIcon;
 243
 244     struct W_Pixmap *defaultObjectIcon;
 245
 246     Cursor defaultCursor;
 247
 248     Cursor textCursor;
 249
 250     Cursor invisibleCursor;
 251
 252     Atom attribsAtom;                  /* GNUstepWindowAttributes */
 253
 254     Atom deleteWindowAtom;             /* WM_DELETE_WINDOW */
 255
 256     Atom protocolsAtom;                /* _XA_WM_PROTOCOLS */
 257
 258     Atom clipboardAtom;                /* CLIPBOARD */
 259
 260     Atom xdndAwareAtom;                /* XdndAware */
 261     Atom xdndSelectionAtom;
 262     Atom xdndEnterAtom;
 263     Atom xdndLeaveAtom;
 264     Atom xdndPositionAtom;
 265     Atom xdndDropAtom;
 266     Atom xdndFinishedAtom;
 267     Atom xdndTypeListAtom;
 268     Atom xdndStatusAtom;
 269
 270     Atom xdndActionCopy;
 271     Atom xdndActionMove;
 272     Atom xdndActionLink;
 273     Atom xdndActionAsk;
 274     Atom xdndActionPrivate;
 275
 276     Atom wmStateAtom;                  /* WM_STATE */
 277
 278     /* stuff for detecting double-clicks */
 279     Time lastClickTime;                /* time of last mousedown event */
 280     Window lastClickWindow;            /* window of the last mousedown */
 281
 282     struct W_View *modalView;
 283     unsigned modal:1;
 284     unsigned ignoreNextDoubleClick:1;
 285 } W_Screen;
 286
 287
 288
 289 typedef struct W_ViewDelegate {
 290     void *data;
 291
 292     void (*didMove)(struct W_ViewDelegate*, WMView*);
 293
 294     void (*didResize)(struct W_ViewDelegate*, WMView*);
 295
 296     void (*willMove)(struct W_ViewDelegate*, WMView*, int*, int*);
 297
 298     void (*willResize)(struct W_ViewDelegate*, WMView*,
 299                        unsigned int*, unsigned int*);
 300 } W_ViewDelegate;
 301
 302
 303
 304 typedef struct W_View {
 305     struct W_Screen *screen;
 306
 307     WMWidget *self;                    /* must point to the widget the
 308                                         * view belongs to */
 309
 310     W_ViewDelegate *delegate;
 311
 312     Window window;
 313
 314     WMSize size;
 315
 316     WMPoint pos;
 317
 318     struct W_View *nextFocusChain;     /* next/prev in focus chain */
 319     struct W_View *prevFocusChain;
 320
 321     struct W_View *parent;             /* parent WMView */
 322
 323     struct W_View *childrenList;       /* first in list of child windows */
 324
 325     struct W_View *nextSister;         /* next on parent's children list */
 326
 327     struct W_EventHandler *handlerList;/* list of event handlers for this window */
 328
 329     unsigned long attribFlags;
 330     XSetWindowAttributes attribs;
 331
 332     void *hangedData;                  /* data holder for user program */
 333
 334     WMColor *backColor;
 335
 336
 337     Atom *droppableTypes;
 338     struct W_DragSourceProcs *dragSourceProcs;
 339     struct W_DragDestinationProcs *dragDestinationProcs;
 340     int helpContext;
 341
 342
 343     struct {
 344         unsigned int realized:1;
 345         unsigned int mapped:1;
 346         unsigned int parentDying:1;
 347         unsigned int dying:1;          /* the view is being destroyed */
 348         unsigned int topLevel:1;       /* is a top level window */
 349         unsigned int root:1;           /* is the root window */
 350         unsigned int mapWhenRealized:1;/* map the view when it's realized */
 351         unsigned int alreadyDead:1;    /* view was freed */
 352
 353         unsigned int dontCompressMotion:1;   /* motion notify event compress */
 354         unsigned int notifySizeChanged:1;
 355         unsigned int dontCompressExpose:1;   /* will compress all expose
 356                                               events into one */
 357         /* toplevel only */
 358         unsigned int worksWhenModal:1;
 359         unsigned int pendingRelease1:1;
 360         unsigned int pendingRelease2:1;
 361         unsigned int pendingRelease3:1;
 362         unsigned int pendingRelease4:1;
 363         unsigned int pendingRelease5:1;
 364         unsigned int xdndHintSet:1;
 365     } flags;
 366
 367     int refCount;
 368 } W_View;
 369
 370
 371 typedef struct W_EventHandler {
 372     unsigned long eventMask;
 373
 374     WMEventProc *proc;
 375
 376     void *clientData;
 377
 378     struct W_EventHandler *nextHandler;
 379 } W_EventHandler;
 380
 381
 382
 383
 384 typedef struct _WINGsConfiguration {
 385     char *systemFont;
 386     char *boldSystemFont;
 387         int  defaultFontSize;
 388     Bool useMultiByte;
 389     unsigned doubleClickDelay;
 390 } _WINGsConfiguration;
 391
 392 extern _WINGsConfiguration WINGsConfiguration;
 393
 394
 395
 396 #define CHECK_CLASS(widget, class) assert(W_CLASS(widget)==(class))
 397
 398
 399 #define W_CLASS(widget)         (((W_WidgetType*)(widget))->widgetClass)
 400 #define W_VIEW(widget)          (((W_WidgetType*)(widget))->view)
 401
 402 #define W_VIEW_REALIZED(view)   (view)->flags.realized
 403 #define W_VIEW_MAPPED(view)     (view)->flags.mapped
 404
 405 #define W_VIEW_SCREEN(view)     (view)->screen
 406 #define W_VIEW_DRAWABLE(view)   (view)->window
 407
 408 #define W_VIEW_WIDTH(view)      (view)->size.width
 409 #define W_VIEW_HEIGHT(view)     (view)->size.height
 410
 411
 412 #define W_PIXEL(c)              (c)->color.pixel
 413
 414 #define W_FONTID(f)             (f)->font->fid
 415
 416 #define W_DRAWABLE(scr)         (scr)->rcontext->drawable
 417
 418
 419
 420 W_View *W_GetViewForXWindow(Display *display, Window window);
 421
 422 W_View *W_CreateView(W_View *parent);
 423
 424 W_View *W_CreateTopView(W_Screen *screen);
 425
 426
 427 W_View *W_CreateRootView(W_Screen *screen);
 428
 429 void W_DestroyView(W_View *view);
 430
 431 void W_RealizeView(W_View *view);
 432
 433 void W_ReparentView(W_View *view, W_View *newParent, int x, int y);
 434
 435 void W_MapView(W_View *view);
 436
 437 void W_MapSubviews(W_View *view);
 438
 439 void W_UnmapSubviews(W_View *view);
 440
 441 W_View *W_TopLevelOfView(W_View *view);
 442
 443 void W_UnmapView(W_View *view);
 444
 445 void W_MoveView(W_View *view, int x, int y);
 446
 447 void W_ResizeView(W_View *view, unsigned int width, unsigned int height);
 448
 449 void W_SetViewBackgroundColor(W_View *view, WMColor *color);
 450
 451 void W_DrawRelief(W_Screen *scr, Drawable d, int x, int y, unsigned int width,
 452                   unsigned int height, WMReliefType relief);
 453
 454
 455 void W_CleanUpEvents(W_View *view);
 456
 457 void W_CallDestroyHandlers(W_View *view);
 458
 459 void W_PaintTextAndImage(W_View *view, int wrap, GC textGC, W_Font *font,
 460                          WMReliefType relief, char *text,
 461                          WMAlignment alignment, W_Pixmap *image,
 462                          WMImagePosition position, GC backGC, int ofs);
 463
 464 void W_PaintText(W_View *view, Drawable d, WMFont *font,  int x, int y,
 465                  int width, WMAlignment alignment, GC gc,
 466                  int wrap, char *text, int length);
 467
 468 int W_GetTextHeight(WMFont *font, char *text, int width, int wrap);
 469
 470
 471 int W_TextWidth(WMFont *font, char *text, int length);
 472
 473
 474 void W_BroadcastMessage(W_View *targetParent, XEvent *event);
 475
 476 void W_DispatchMessage(W_View *target, XEvent *event);
 477
 478 void W_SetFocusOfToplevel(W_View *toplevel, W_View *view);
 479
 480 W_View *W_FocusedViewOfToplevel(W_View *view);
 481
 482 void W_SetFocusOfTopLevel(W_View *toplevel, W_View *view);
 483
 484 void W_ReleaseView(WMView *view);
 485
 486 WMView *W_RetainView(WMView *view);
 487
 488 void W_InitApplication(WMScreen *scr);
 489
 490 void W_InitNotificationCenter(void);
 491
 492 W_Class W_RegisterUserWidget(void);
 493
 494 void W_RedisplayView(WMView *view);
 495
 496 Bool W_ApplicationInitialized(void);
 497
 498 void W_HandleSelectionEvent(XEvent *event);
 499
 500 void W_HandleDNDClientMessage(WMView *toplevel, XClientMessageEvent *event);
 501
 502 void W_FlushASAPNotificationQueue();
 503
 504 void W_FlushIdleNotificationQueue();
 505
 506 struct W_Balloon *W_CreateBalloon(WMScreen *scr);
 507
 508 void W_BalloonHandleEnterView(WMView *view);
 509
 510 void W_BalloonHandleLeaveView(WMView *view);
 511
 512 #ifdef __cplusplus
 513 }
 514 #endif /* __cplusplus */
 515
 516 #endif /* _WINGSP_H_ */