WINGs/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/WINGs.h>
  10
  11 #if WINGS_H_VERSION < 20021124
  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 #ifdef XFT
  52     struct _XftFont *font;
  53 #else
  54     // pick one
  55     //XFontSet font;
  56     XFontStruct *font;
  57 #endif
  58
  59     short height;
  60     short y;
  61     short refCount;
  62     char *name;
  63     //unsigned int notFontSet:1;
  64     //unsigned int antialiased:1;
  65 } W_Font;
  66
  67
  68 typedef struct W_Pixmap {
  69     struct W_Screen *screen;
  70     Pixmap pixmap;
  71     Pixmap mask;
  72     unsigned short width;
  73     unsigned short height;
  74     short depth;
  75     short refCount;
  76 } W_Pixmap;
  77
  78
  79 typedef struct W_Color {
  80     struct W_Screen *screen;
  81
  82     XColor color;
  83     unsigned short alpha;
  84     short refCount;
  85     GC gc;
  86     struct {
  87         unsigned int exact:1;
  88     } flags;
  89 } W_Color;
  90
  91
  92 typedef struct W_FocusInfo {
  93     struct W_View *toplevel;
  94     struct W_View *focused;            /* view that has the focus in this toplevel */
  95     struct W_FocusInfo *next;
  96 } W_FocusInfo;
  97
  98
  99
 100 struct W_DraggingInfo {
 101     Window destinationWindow;
 102     Window sourceWindow;
 103
 104     WMPoint location;
 105
 106     unsigned sourceOperation;
 107     WMPixmap *image;
 108     WMPoint imageLocation;
 109
 110     char **types;
 111
 112     Time timestamp;
 113
 114     int protocolVersion;
 115
 116     /* should be treated as internal data */
 117     WMView *sourceView;
 118     WMView *destView;
 119     WMSize mouseOffset;
 120     unsigned finished:1;
 121 };
 122
 123
 124 typedef struct W_Screen {
 125     Display *display;
 126     int screen;
 127     int depth;
 128
 129     Colormap colormap;
 130
 131     Visual *visual;
 132
 133     Time lastEventTime;
 134
 135     Window rootWin;
 136
 137     struct W_View *rootView;
 138
 139     RContext *rcontext;
 140
 141     struct W_IMContext *imctx;
 142
 143     struct _XftDraw *xftdraw;          /* shared XftDraw */
 144
 145     /* application related */
 146
 147     W_FocusInfo *focusInfo;
 148
 149     RImage *applicationIconImage;      /* image (can have alpha channel) */
 150     struct W_Pixmap *applicationIconPixmap; /* pixmap - no alpha channel */
 151     Window applicationIconWindow;
 152
 153     struct W_Window *windowList;       /* list of windows in the app */
 154
 155     Window groupLeader;                /* the leader of the application */
 156                                        /* also used for other things */
 157
 158     struct W_SelectionHandlers *selectionHandlerList;
 159
 160     struct {
 161         unsigned int hasAppIcon:1;
 162         unsigned int simpleApplication:1;
 163     } aflags;
 164
 165     WMOpenPanel *sharedOpenPanel;
 166     WMSavePanel *sharedSavePanel;
 167
 168     struct W_FontPanel *sharedFontPanel;
 169
 170     struct W_ColorPanel *sharedColorPanel;
 171
 172     Pixmap stipple;
 173
 174     struct W_View *dragSourceView;
 175     struct W_DraggingInfo dragInfo;
 176
 177     /* colors */
 178     W_Color *white;
 179     W_Color *black;
 180     W_Color *gray;
 181     W_Color *darkGray;
 182
 183     GC stippleGC;
 184
 185     GC copyGC;
 186     GC clipGC;
 187
 188     GC monoGC;                         /* GC for 1bpp visuals */
 189
 190     GC xorGC;
 191
 192     GC ixorGC;                         /* IncludeInferiors XOR */
 193
 194     GC drawStringGC;                   /* for WMDrawString() */
 195
 196     GC drawImStringGC;                 /* for WMDrawImageString() */
 197
 198     W_Font *normalFont;
 199
 200     W_Font *boldFont;
 201
 202     WMHashTable *fontCache;
 203
 204     Bool useMultiByte;
 205
 206     Bool antialiasedText;
 207
 208     unsigned int ignoredModifierMask; /* modifiers to ignore when typing txt */
 209
 210     struct W_Balloon *balloon;
 211
 212
 213     struct W_Pixmap *checkButtonImageOn;
 214     struct W_Pixmap *checkButtonImageOff;
 215
 216     struct W_Pixmap *radioButtonImageOn;
 217     struct W_Pixmap *radioButtonImageOff;
 218
 219     struct W_Pixmap *buttonArrow;
 220     struct W_Pixmap *pushedButtonArrow;
 221
 222     struct W_Pixmap *scrollerDimple;
 223
 224     struct W_Pixmap *upArrow;
 225     struct W_Pixmap *downArrow;
 226     struct W_Pixmap *leftArrow;
 227     struct W_Pixmap *rightArrow;
 228
 229     struct W_Pixmap *hiUpArrow;
 230     struct W_Pixmap *hiDownArrow;
 231     struct W_Pixmap *hiLeftArrow;
 232     struct W_Pixmap *hiRightArrow;
 233
 234     struct W_Pixmap *pullDownIndicator;
 235     struct W_Pixmap *popUpIndicator;
 236
 237     struct W_Pixmap *checkMark;
 238
 239     struct W_Pixmap *homeIcon;
 240     struct W_Pixmap *altHomeIcon;
 241
 242     struct W_Pixmap *trashcanIcon;
 243     struct W_Pixmap *altTrashcanIcon;
 244
 245     struct W_Pixmap *createDirIcon;
 246     struct W_Pixmap *altCreateDirIcon;
 247
 248     struct W_Pixmap *disketteIcon;
 249     struct W_Pixmap *altDisketteIcon;
 250     struct W_Pixmap *unmountIcon;
 251     struct W_Pixmap *altUnmountIcon;
 252
 253     struct W_Pixmap *magnifyIcon;
 254 /*    struct W_Pixmap *altMagnifyIcon;*/
 255     struct W_Pixmap *wheelIcon;
 256     struct W_Pixmap *grayIcon;
 257     struct W_Pixmap *rgbIcon;
 258     struct W_Pixmap *cmykIcon;
 259     struct W_Pixmap *hsbIcon;
 260     struct W_Pixmap *customPaletteIcon;
 261     struct W_Pixmap *colorListIcon;
 262
 263     struct W_Pixmap *defaultObjectIcon;
 264
 265     Cursor defaultCursor;
 266
 267     Cursor textCursor;
 268
 269     Cursor invisibleCursor;
 270
 271     Atom attribsAtom;                  /* GNUstepWindowAttributes */
 272
 273     Atom deleteWindowAtom;             /* WM_DELETE_WINDOW */
 274
 275     Atom protocolsAtom;                /* _XA_WM_PROTOCOLS */
 276
 277     Atom clipboardAtom;                /* CLIPBOARD */
 278
 279     Atom xdndAwareAtom;                /* XdndAware */
 280     Atom xdndSelectionAtom;
 281     Atom xdndEnterAtom;
 282     Atom xdndLeaveAtom;
 283     Atom xdndPositionAtom;
 284     Atom xdndDropAtom;
 285     Atom xdndFinishedAtom;
 286     Atom xdndTypeListAtom;
 287     Atom xdndStatusAtom;
 288
 289     Atom xdndActionCopy;
 290     Atom xdndActionMove;
 291     Atom xdndActionLink;
 292     Atom xdndActionAsk;
 293     Atom xdndActionPrivate;
 294
 295     Atom wmIconDragOffsetAtom;
 296
 297     Atom wmStateAtom;                  /* WM_STATE */
 298
 299     /* stuff for detecting double-clicks */
 300     Time lastClickTime;                /* time of last mousedown event */
 301     Window lastClickWindow;            /* window of the last mousedown */
 302
 303     struct W_View *modalView;
 304     unsigned modalLoop:1;
 305     unsigned ignoreNextDoubleClick:1;
 306 } W_Screen;
 307
 308
 309
 310 typedef struct W_ViewDelegate {
 311     void *data;
 312
 313     void (*didMove)(struct W_ViewDelegate*, WMView*);
 314
 315     void (*didResize)(struct W_ViewDelegate*, WMView*);
 316
 317     void (*willMove)(struct W_ViewDelegate*, WMView*, int*, int*);
 318
 319     void (*willResize)(struct W_ViewDelegate*, WMView*,
 320                        unsigned int*, unsigned int*);
 321 } W_ViewDelegate;
 322
 323
 324
 325 typedef struct W_View {
 326     struct W_Screen *screen;
 327
 328     WMWidget *self;                    /* must point to the widget the
 329                                         * view belongs to */
 330
 331     W_ViewDelegate *delegate;
 332
 333     Window window;
 334
 335     WMSize size;
 336
 337     short topOffs;
 338     short leftOffs;
 339     short bottomOffs;
 340     short rightOffs;
 341
 342     WMPoint pos;
 343
 344     struct W_View *nextFocusChain;     /* next/prev in focus chain */
 345     struct W_View *prevFocusChain;
 346
 347     struct W_View *nextResponder;      /* next to receive keyboard events */
 348
 349     struct W_View *parent;             /* parent WMView */
 350
 351     struct W_View *childrenList;       /* first in list of child windows */
 352
 353     struct W_View *nextSister;         /* next on parent's children list */
 354
 355     WMArray *eventHandlers;            /* event handlers for this window */
 356
 357     unsigned long attribFlags;
 358     XSetWindowAttributes attribs;
 359
 360     void *hangedData;                  /* data holder for user program */
 361
 362     WMColor *backColor;
 363
 364     Cursor cursor;
 365
 366     Atom *droppableTypes;
 367     struct W_DragSourceProcs *dragSourceProcs;
 368     struct W_DragDestinationProcs *dragDestinationProcs;
 369     int helpContext;
 370
 371
 372     struct {
 373         unsigned int realized:1;
 374         unsigned int mapped:1;
 375         unsigned int parentDying:1;
 376         unsigned int dying:1;          /* the view is being destroyed */
 377         unsigned int topLevel:1;       /* is a top level window */
 378         unsigned int root:1;           /* is the root window */
 379         unsigned int mapWhenRealized:1;/* map the view when it's realized */
 380         unsigned int alreadyDead:1;    /* view was freed */
 381
 382         unsigned int dontCompressMotion:1;   /* motion notify event compress */
 383         unsigned int notifySizeChanged:1;
 384         unsigned int dontCompressExpose:1;   /* will compress all expose
 385                                               events into one */
 386         /* toplevel only */
 387         unsigned int worksWhenModal:1;
 388         unsigned int pendingRelease1:1;
 389         unsigned int pendingRelease2:1;
 390         unsigned int pendingRelease3:1;
 391         unsigned int pendingRelease4:1;
 392         unsigned int pendingRelease5:1;
 393         unsigned int xdndHintSet:1;
 394     } flags;
 395
 396     int refCount;
 397 } W_View;
 398
 399
 400 typedef struct W_EventHandler {
 401     unsigned long eventMask;
 402
 403     WMEventProc *proc;
 404
 405     void *clientData;
 406 } W_EventHandler;
 407
 408
 409
 410
 411 typedef struct _WINGsConfiguration {
 412     char *systemFont;
 413     char *boldSystemFont;
 414     int  defaultFontSize;
 415     Bool antialiasedText;
 416     Bool useMultiByte;
 417     char *floppyPath;
 418     unsigned doubleClickDelay;
 419     unsigned mouseWheelUp;
 420     unsigned mouseWheelDown;
 421 } _WINGsConfiguration;
 422
 423 extern _WINGsConfiguration WINGsConfiguration;
 424
 425
 426
 427 #define CHECK_CLASS(widget, class) assert(W_CLASS(widget)==(class))
 428
 429
 430 #define W_CLASS(widget)         (((W_WidgetType*)(widget))->widgetClass)
 431 #define W_VIEW(widget)          (((W_WidgetType*)(widget))->view)
 432
 433 #define W_VIEW_REALIZED(view)   (view)->flags.realized
 434 #define W_VIEW_MAPPED(view)     (view)->flags.mapped
 435
 436 #define W_VIEW_DISPLAY(view)    (view)->screen->display
 437 #define W_VIEW_SCREEN(view)     (view)->screen
 438 #define W_VIEW_DRAWABLE(view)   (view)->window
 439
 440 #define W_VIEW_WIDTH(view)      (view)->size.width
 441 #define W_VIEW_HEIGHT(view)     (view)->size.height
 442
 443
 444 #define W_PIXEL(c)              (c)->color.pixel
 445
 446 #define W_FONTID(f)             (f)->font->fid
 447
 448 #define W_DRAWABLE(scr)         (scr)->rcontext->drawable
 449
 450
 451
 452 W_View *W_GetViewForXWindow(Display *display, Window window);
 453
 454 W_View *W_CreateView(W_View *parent);
 455
 456 W_View *W_CreateTopView(W_Screen *screen);
 457
 458 W_View *W_CreateUnmanagedTopView(W_Screen *screen);
 459
 460
 461 W_View *W_CreateRootView(W_Screen *screen);
 462
 463 void W_DestroyView(W_View *view);
 464
 465 void W_RealizeView(W_View *view);
 466
 467 void W_ReparentView(W_View *view, W_View *newParent, int x, int y);
 468
 469 void W_RaiseView(W_View *view);
 470
 471 void W_LowerView(W_View *view);
 472
 473
 474 void W_MapView(W_View *view);
 475
 476 void W_MapSubviews(W_View *view);
 477
 478 void W_UnmapSubviews(W_View *view);
 479
 480 W_View *W_TopLevelOfView(W_View *view);
 481
 482 void W_UnmapView(W_View *view);
 483
 484 void W_MoveView(W_View *view, int x, int y);
 485
 486 void W_ResizeView(W_View *view, unsigned int width, unsigned int height);
 487
 488 void W_SetViewBackgroundColor(W_View *view, WMColor *color);
 489
 490 void W_SetViewCursor(W_View *view, Cursor cursor);
 491
 492 void W_DrawRelief(W_Screen *scr, Drawable d, int x, int y, unsigned int width,
 493                   unsigned int height, WMReliefType relief);
 494
 495 void W_DrawReliefWithGC(W_Screen *scr, Drawable d, int x, int y,
 496                         unsigned int width, unsigned int height,
 497                         WMReliefType relief,
 498                         GC black, GC dark, GC light, GC white);
 499
 500 void W_CallDestroyHandlers(W_View *view);
 501
 502 void W_PaintTextAndImage(W_View *view, int wrap, WMColor *textColor,
 503                          W_Font *font, WMReliefType relief, char *text,
 504                          WMAlignment alignment, W_Pixmap *image,
 505                          WMImagePosition position, WMColor *backColor, int ofs);
 506
 507 void W_PaintText(W_View *view, Drawable d, WMFont *font,  int x, int y,
 508                  int width, WMAlignment alignment, WMColor *color,
 509                  int wrap, char *text, int length);
 510
 511 int W_GetTextHeight(WMFont *font, char *text, int width, int wrap);
 512
 513
 514 int W_TextWidth(WMFont *font, char *text, int length);
 515
 516
 517 void W_BroadcastMessage(W_View *targetParent, XEvent *event);
 518
 519 void W_DispatchMessage(W_View *target, XEvent *event);
 520
 521 void W_SetFocusOfToplevel(W_View *toplevel, W_View *view);
 522
 523 W_View *W_FocusedViewOfToplevel(W_View *view);
 524
 525 void W_SetFocusOfTopLevel(W_View *toplevel, W_View *view);
 526
 527 void W_ReleaseView(WMView *view);
 528
 529 WMView *W_RetainView(WMView *view);
 530
 531 void W_InitApplication(WMScreen *scr);
 532
 533 void W_InitNotificationCenter(void);
 534
 535 W_Class W_RegisterUserWidget(void);
 536
 537 void W_RedisplayView(WMView *view);
 538
 539 Bool W_ApplicationInitialized(void);
 540
 541 void W_HandleSelectionEvent(XEvent *event);
 542
 543 void W_HandleDNDClientMessage(WMView *toplevel, XClientMessageEvent *event);
 544
 545 void W_FlushASAPNotificationQueue(void);
 546
 547 void W_FlushIdleNotificationQueue(void);
 548
 549 struct W_Balloon *W_CreateBalloon(WMScreen *scr);
 550
 551 void W_BalloonHandleEnterView(WMView *view);
 552
 553 void W_BalloonHandleLeaveView(WMView *view);
 554
 555 Bool W_CheckIdleHandlers(void);
 556
 557 void W_CheckTimerHandlers(void);
 558
 559 Bool W_HandleInputEvents(Bool waitForInput, int inputfd);
 560
 561 #ifdef __cplusplus
 562 }
 563 #endif /* __cplusplus */
 564
 565 #endif /* _WINGSP_H_ */