summaryrefslogtreecommitdiff
path: root/embedserv/source/embed/syswinwrapper.cxx
blob: 424b24f983109521918a57778d7046c33c02c5e9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */
#ifdef _MSC_VER
#pragma warning(disable : 4917 4555)
#endif

#include "docholder.hxx"
#include "syswinwrapper.hxx"

/*
 * CWindow::CWindow
 * CWindow::~CWindow
 *
 * Constructor Parameters:
 *  hInst           HINSTANCE of the task owning us.
 */


using namespace winwrap;


#define HWWL_STRUCTURE                  0

//Notification codes for WM_COMMAND messages
#define HWN_BORDERDOUBLECLICKED         1
#define CBHATCHWNDEXTRA                 (sizeof(LONG))
#define SZCLASSHATCHWIN                 TEXT("hatchwin")

typedef CHatchWin *PCHatchWin;


void DrawShading(LPRECT prc, HDC hDC, UINT cWidth);



winwrap::CWindow::CWindow(HINSTANCE hInst)
{
    m_hInst=hInst;
    m_hWnd=NULL;
    return;
}

winwrap::CWindow::~CWindow()
{
    if (IsWindow(m_hWnd))
        DestroyWindow(m_hWnd);

    return;
}



/*
 * CWindow::Window
 *
 * Purpose:
 *  Returns the window handle associated with this object.
 *
 * Return Value:
 *  HWND            Window handle for this object
 */

HWND winwrap::CWindow::Window()
{
    return m_hWnd;
}



/*
 * CWindow::Instance
 *
 * Purpose:
 *  Returns the instance handle associated with this object.
 *
 * Return Value:
 *  HINSTANCE       Instance handle of the module stored here.
 */

HINSTANCE winwrap::CWindow::Instance()
{
    return m_hInst;
}





//Hatch pattern brush bits
static WORD g_wHatchBmp[]={0x11, 0x22, 0x44, 0x88, 0x11, 0x22, 0x44, 0x88};

// void DrawShading(LPRECT, HDC, UINT);


/*
 * HatchWindowRegister
 *
 * Purpose:
 *  Registers the hatch window class for use with CHatchWin.
 *
 * Parameters:
 *  hInst           HINSTANCE under which to register.
 *
 * Return Value:
 *  BOOL            TRUE if successful, FALSE otherwise.
 */

BOOL winwrap::HatchWindowRegister(HINSTANCE hInst)
{
    WNDCLASS    wc;

    //Must have CS_DBLCLKS for border!
    wc.style         = CS_HREDRAW | CS_VREDRAW | CS_DBLCLKS;
    wc.hInstance     = hInst;
    wc.cbClsExtra    = 0;
    wc.lpfnWndProc   = HatchWndProc;
    wc.cbWndExtra    = CBHATCHWNDEXTRA;
    wc.hIcon         = NULL;
    wc.hCursor       = LoadCursor(NULL, IDC_ARROW);
    wc.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
    wc.lpszMenuName  = NULL;
    wc.lpszClassName = SZCLASSHATCHWIN;

    return RegisterClass(&wc);
}




/*
 * CHatchWin:CHatchWin
 * CHatchWin::~CHatchWin
 *
 * Constructor Parameters:
 *  hInst           HINSTANCE of the application we're in.
 */

CHatchWin::CHatchWin(HINSTANCE hInst,const DocumentHolder* pDocHolder)
    : CWindow(hInst),
      m_aTracker()
{
    m_hWnd=NULL;
    m_hWndKid=NULL;
    m_hWndAssociate=NULL;
    m_uID=0;

    m_dBorderOrg=GetProfileInt(TEXT("windows")
                               , TEXT("OleInPlaceBorderWidth")
                               , HATCHWIN_BORDERWIDTHDEFAULT);

    m_dBorder=m_dBorderOrg;
    SetRect(&m_rcPos, 0, 0, 0, 0);
    SetRect(&m_rcClip, 0, 0, 0, 0);

    m_pDocHolder = pDocHolder;
    return;
}


CHatchWin::~CHatchWin()
{
    /*
     * Chances are this was already destroyed when a document
     * was destroyed.
     */
    if (NULL!=m_hWnd && IsWindow(m_hWnd))
        DestroyWindow(m_hWnd);

    return;
}



/*
 * CHatchWin::Init
 *
 * Purpose:
 *  Instantiates a hatch window within a given parent with a
 *  default rectangle.  This is not initially visible.
 *
 * Parameters:
 *  hWndParent      HWND of the parent of this window
 *  uID             UINT identifier for this window (send in
 *                  notifications to associate window).
 *  hWndAssoc       HWND of the initial associate.
 *
 * Return Value:
 *  BOOL            TRUE if the function succeeded, FALSE otherwise.
 */

BOOL CHatchWin::Init(HWND hWndParent, UINT uID, HWND hWndAssoc)
{
    m_hWndParent = hWndParent;
    m_hWnd=CreateWindowEx(
        WS_EX_NOPARENTNOTIFY, SZCLASSHATCHWIN
        , SZCLASSHATCHWIN, WS_CHILD | WS_CLIPSIBLINGS
        | WS_CLIPCHILDREN, 0, 0, 100, 100, hWndParent, (HMENU)uID
        , m_hInst, this);

    m_uID=uID;
    m_hWndAssociate=hWndAssoc;

    return (NULL!=m_hWnd);
}


void CHatchWin::SetTrans()
{
    HRGN hrgn = CreateRectRgn(0,0,0,0);
    SetWindowRgn(m_hWnd,hrgn,true);
}

/*
 * CHatchWin::HwndAssociateSet
 * CHatchWin::HwndAssociateGet
 *
 * Purpose:
 *  Sets (Set) or retrieves (Get) the associate window of the
 *  hatch window.
 *
 * Parameters: (Set only)
 *  hWndAssoc       HWND to set as the associate.
 *
 * Return Value:
 *  HWND            Previous (Set) or current (Get) associate
 *                  window.
 */

HWND CHatchWin::HwndAssociateSet(HWND hWndAssoc)
{
    HWND    hWndT=m_hWndAssociate;

    m_hWndAssociate=hWndAssoc;
    return hWndT;
}


HWND CHatchWin::HwndAssociateGet()
{
    return m_hWndAssociate;
}


/*
 * CHatchWin::RectsSet
 *
 * Purpose:
 *  Changes the size and position of the hatch window and the child
 *  window within it using a position rectangle for the child and
 *  a clipping rectangle for the hatch window and child.  The hatch
 *  window occupies prcPos expanded by the hatch border and clipped
 *  by prcClip.  The child window is fit to prcPos to give the
 *  proper scaling, but it clipped to the hatch window which
 *  therefore clips it to prcClip without affecting the scaling.
 *
 * Parameters:
 *  prcPos          LPRECT providing the position rectangle.
 *  prcClip         LPRECT providing the clipping rectangle.
 *
 * Return Value:
 *  None
 */

void CHatchWin::RectsSet(LPRECT prcPos, LPRECT prcClip)
{
    RECT    rc;
    RECT    rcPos;

    m_rcPos=*prcPos;
    m_rcClip=*prcClip;

    //Calculate the rectangle for the hatch window, then clip it.
    rcPos=*prcPos;
    InflateRect(&rcPos, m_dBorder, m_dBorder);
    IntersectRect(&rc, &rcPos, prcClip);

    SetWindowPos(m_hWnd, NULL, rc.left, rc.top, rc.right-rc.left
                 , rc.bottom-rc.top, SWP_NOZORDER | SWP_NOACTIVATE);

    /*
     * Set the rectangle of the child window to be at m_dBorder
     * from the top and left but with the same size as prcPos
     * contains.  The hatch window will clip it.
     */
//     SetWindowPos(m_hWndKid, NULL, rcPos.left-rc.left+m_dBorder
//                  , rcPos.top-rc.top+m_dBorder, prcPos->right-prcPos->left
//                  , prcPos->bottom-prcPos->top, SWP_NOZORDER | SWP_NOACTIVATE);

    RECT newRC;
    GetClientRect(m_hWnd,&newRC);
    m_aTracker = Tracker(
        &newRC,
        Tracker::hatchInside |
        Tracker::hatchedBorder |
        Tracker::resizeInside
    );

    return;
}



/*
 * CHatchWin::ChildSet
 *
 * Purpose:
 *  Assigns a child window to this hatch window.
 *
 * Parameters:
 *  hWndKid         HWND of the child window.
 *
 * Return Value:
 *  None
 */

void CHatchWin::ChildSet(HWND hWndKid)
{
    m_hWndKid=hWndKid;

    if (NULL!=hWndKid)
    {
        SetParent(hWndKid, m_hWnd);

        //Insure this is visible when the hatch window becomes visible.
        ShowWindow(hWndKid, SW_SHOW);
    }

    return;
}



/*
 * CHatchWin::ShowHatch
 *
 * Purpose:
 *  Turns hatching on and off; turning the hatching off changes
 *  the size of the window to be exactly that of the child, leaving
 *  everything else the same.  The result is that we don't have
 *  to turn off drawing because our own WM_PAINT will never be
 *  called.
 *
 * Parameters:
 *  fHatch          BOOL indicating to show (TRUE) or hide (FALSE)
                    the hatching.
 *
 * Return Value:
 *  None
 */

void CHatchWin::ShowHatch(BOOL fHatch)
{
    /*
     * All we have to do is set the border to zero and
     * call SetRects again with the last rectangles the
     * child sent to us.
     */
    m_dBorder=fHatch ? m_dBorderOrg : 0;
    RectsSet(&m_rcPos, &m_rcClip);
    return;
}



/*
 * HatchWndProc
 *
 * Purpose:
 *  Standard window procedure for the Hatch Window
 */

LRESULT APIENTRY winwrap::HatchWndProc(
    HWND hWnd, UINT iMsg
    , WPARAM wParam, LPARAM lParam)
{
    PCHatchWin  phw;
    HDC         hDC;
    PAINTSTRUCT ps;

    phw=(PCHatchWin)GetWindowLong(hWnd, HWWL_STRUCTURE);
    POINT ptMouse;

    switch (iMsg)
    {
        case WM_CREATE:
            phw=(PCHatchWin)((LPCREATESTRUCT)lParam)->lpCreateParams;
            SetWindowLong(hWnd, HWWL_STRUCTURE, (LONG)phw);
            break;
        case WM_PAINT:
            hDC=BeginPaint(hWnd,&ps);
            //Always draw the hatching.
            phw->m_aTracker.Draw(hDC);
            EndPaint(hWnd,&ps);
            break;
        case WM_LBUTTONDOWN:
            GetCursorPos(&ptMouse);
            ScreenToClient(hWnd,&ptMouse);

            // track in case we have to
            if(phw->m_aTracker.Track(hWnd,ptMouse,FALSE,GetParent(hWnd)))
            {
                RECT aRect = phw->m_aTracker.m_rect;
                TransformRect(&aRect,hWnd,GetParent(hWnd));
                phw->m_pDocHolder->OnPosRectChanged(&aRect);
            }
            break;
        case WM_LBUTTONUP:
        case WM_MOUSEMOVE:
            GetCursorPos(&ptMouse);
            ScreenToClient(hWnd,&ptMouse);
            phw->m_aTracker.SetCursor(hWnd,HTCLIENT);
            break;
        case WM_SETFOCUS:
            //We need this since the container will SetFocus to us.
            if (NULL!=phw->m_hWndKid)
                SetFocus(phw->m_hWndKid);

            break;
        case WM_LBUTTONDBLCLK:
            /*
             * If the double click was within m_dBorder of an
             * edge, send the HWN_BORDERDOUBLECLICKED notification.
             *
             * Because we're always sized just larger than our child
             * window by the border width, we can only *get* this
             * message when the mouse is on the border.  So we can
             * just send the notification.
             */
            if (NULL!=phw->m_hWndAssociate)
            {
                SendMessage(
                    phw->m_hWndAssociate, WM_COMMAND,
                    MAKEWPARAM(phw->m_uID, HWN_BORDERDOUBLECLICKED),
                    (LPARAM) hWnd);
            }

            break;
        default:
            return DefWindowProc(hWnd, iMsg, wParam, lParam);
    }

    return 0L;
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */