2 Jun
2013
2 Jun
'13
8:47 p.m.
Author: jimtabor
Date: Sun Jun 2 20:47:56 2013
New Revision: 59158
URL: http://svn.reactos.org/svn/reactos?rev=59158&view=rev
Log:
[User32]
- Sync port to 1.5.31.
Modified:
trunk/reactos/win32ss/user/user32/controls/edit.c
Modified: trunk/reactos/win32ss/user/user32/controls/edit.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/user/user32/contro…
==============================================================================
--- trunk/reactos/win32ss/user/user32/controls/edit.c [iso-8859-1] (original)
+++ trunk/reactos/win32ss/user/user32/controls/edit.c [iso-8859-1] Sun Jun 2 20:47:56
2013
@@ -68,9 +68,7 @@
#define EF_AFTER_WRAP 0x0080 /* the caret is displayed after the last character of a
wrapped line, instead of in front of the next character */
#define EF_USE_SOFTBRK 0x0100 /* Enable soft breaks in text. */
-#define EF_APP_HAS_HANDLE 0x0200 /* Set when an app sends EM_[G|S]ETHANDLE. We
are in sole control of
- the text buffer if this is clear. */
-#define EF_DIALOGMODE 0x0400 /* Indicates that we are inside a dialog window
*/
+#define EF_DIALOGMODE 0x0200 /* Indicates that we are inside a dialog window
*/
typedef enum
{
@@ -129,6 +127,7 @@
Even if parent will change, EN_* messages
should be sent to the first parent. */
HWND hwndListBox; /* handle of ComboBox's listbox or NULL */
+ INT wheelDeltaRemainder; /* scroll wheel delta left over after scrolling whole
lines */
/*
* only for multi line controls
*/
@@ -139,6 +138,7 @@
HLOCAL hloc32W; /* our unicode local memory block */
HLOCAL hloc32A; /* alias for ANSI control receiving EM_GETHANDLE
or EM_SETHANDLE */
+ HLOCAL hlocapp; /* The text buffer handle belongs to the app */
/*
* IME Data
*/
@@ -391,6 +391,7 @@
HFONT old_font = NULL;
HDC udc = dc;
SCRIPT_TABDEF tabdef;
+ HRESULT hr;
if (!udc)
udc = GetDC(es->hwndSelf);
@@ -401,10 +402,19 @@
tabdef.iScale = 0;
tabdef.pTabStops = es->tabs;
tabdef.iTabOrigin = 0;
-
- ScriptStringAnalyse(udc, &es->text[index], line_def->net_length,
(3*line_def->net_length/2+16), -1, SSA_LINK|SSA_FALLBACK|SSA_GLYPHS|SSA_TAB, -1, NULL,
NULL, NULL, &tabdef, NULL, &line_def->ssa);
-
- if (es->font)
+ //// ReactOS r57679
+ hr = ScriptStringAnalyse(udc, &es->text[index], line_def->net_length,
+ (3*line_def->net_length/2+16), -1,
+ SSA_LINK|SSA_FALLBACK|SSA_GLYPHS|SSA_TAB, -1,
+ NULL, NULL, NULL, &tabdef, NULL, &line_def->ssa);
+ ////
+ if (FAILED(hr))
+ {
+ WARN("ScriptStringAnalyse failed (%x)\n",hr);
+ line_def->ssa = NULL;
+ }
+
+ if (es->font)
SelectObject(udc, old_font);
if (udc != dc)
ReleaseDC(es->hwndSelf, udc);
@@ -435,12 +445,12 @@
udc = GetDC(es->hwndSelf);
if (es->font)
old_font = SelectObject(udc, es->font);
-
+ //// ReactOS r57677
if (es->style & ES_PASSWORD)
ScriptStringAnalyse(udc, &es->password_char, length, (3*length/2+16), -1,
SSA_LINK|SSA_FALLBACK|SSA_GLYPHS|SSA_PASSWORD, -1, NULL, NULL, NULL, NULL, NULL,
&es->ssa);
else
ScriptStringAnalyse(udc, es->text, length, (3*length/2+16), -1,
SSA_LINK|SSA_FALLBACK|SSA_GLYPHS, -1, NULL, NULL, NULL, NULL, NULL, &es->ssa);
-
+ ////
if (es->font)
SelectObject(udc, old_font);
if (udc != dc)
@@ -562,9 +572,9 @@
cp = current_position;
while (*cp) {
if (*cp == '\n') break;
- if ((*cp == '\r') && (*(cp + 1) == '\n'))
- break;
- cp++;
+ if ((*cp == '\r') && (*(cp + 1) == '\n'))
+ break;
+ cp++;
}
/* Mark type of line termination */
@@ -587,9 +597,13 @@
const SIZE *sz;
EDIT_InvalidateUniscribeData_linedef(current_line);
EDIT_UpdateUniscribeData_linedef(es, NULL, current_line);
- sz = ScriptString_pSize(current_line->ssa);
- /* Calculate line width */
- current_line->width = sz->cx;
+ if (current_line->ssa)
+ {
+ sz = ScriptString_pSize(current_line->ssa);
+ /* Calculate line width */
+ current_line->width = sz->cx;
+ }
+ else current_line->width = es->char_width *
current_line->net_length;
}
else current_line->width = 0;
@@ -617,7 +631,9 @@
current_line->net_length = prev;
EDIT_InvalidateUniscribeData_linedef(current_line);
EDIT_UpdateUniscribeData_linedef(es, NULL, current_line);
- sz = ScriptString_pSize(current_line->ssa);
+ if (current_line->ssa)
+ sz = ScriptString_pSize(current_line->ssa);
+ else sz = 0;
if (sz)
current_line->width = sz->cx;
else
@@ -633,18 +649,23 @@
EDIT_InvalidateUniscribeData_linedef(current_line);
EDIT_UpdateUniscribeData_linedef(es, NULL, current_line);
- count = ScriptString_pcOutChars(current_line->ssa);
- piDx = HeapAlloc(GetProcessHeap(),0,sizeof(INT) * (*count));
- ScriptStringGetLogicalWidths(current_line->ssa,piDx);
-
- prev = current_line->net_length-1;
- do {
- current_line->width -= piDx[prev];
- prev--;
- } while ( prev > 0 && current_line->width > fw);
- if (prev<=0)
- prev = 1;
- HeapFree(GetProcessHeap(),0,piDx);
+ if (current_line->ssa)
+ {
+ count = ScriptString_pcOutChars(current_line->ssa);
+ piDx = HeapAlloc(GetProcessHeap(),0,sizeof(INT) * (*count));
+ ScriptStringGetLogicalWidths(current_line->ssa,piDx);
+
+ prev = current_line->net_length-1;
+ do {
+ current_line->width -= piDx[prev];
+ prev--;
+ } while ( prev > 0 &&
current_line->width > fw);
+ if (prev<=0)
+ prev = 1;
+ HeapFree(GetProcessHeap(),0,piDx);
+ }
+ else
+ prev = (fw / es->char_width);
}
/* If the first line we are calculating, wrapped before istart, we must
@@ -669,8 +690,13 @@
if (current_line->net_length > 0)
{
EDIT_UpdateUniscribeData_linedef(es, NULL, current_line);
- sz = ScriptString_pSize(current_line->ssa);
- current_line->width = sz->cx;
+ if (current_line->ssa)
+ {
+ sz = ScriptString_pSize(current_line->ssa);
+ current_line->width = sz->cx;
+ }
+ else
+ current_line->width = 0;
}
else current_line->width = 0;
}
@@ -1228,6 +1254,8 @@
*/
static void EDIT_LockBuffer(EDITSTATE *es)
{
+ if (es->hlocapp) return;
+
if (!es->text) {
CHAR *textA = NULL; // ReactOS Hacked! r45670
@@ -1247,7 +1275,7 @@
return;
}
- if(textA)
+ if (textA) //// ReactOS
{
HLOCAL hloc32W_new;
UINT countW_new = MultiByteToWideChar(CP_ACP, 0, textA, -1, NULL, 0);
@@ -1271,7 +1299,6 @@
}
else es->text = LocalLock(es->hloc32W);
}
- if(es->flags & EF_APP_HAS_HANDLE) text_buffer_changed(es);
es->lock_count++;
}
@@ -2463,7 +2490,11 @@
hLocal = es->hloc32A;
}
- es->flags |= EF_APP_HAS_HANDLE;
+ EDIT_UnlockBuffer(es, TRUE);
+
+ /* The text buffer handle belongs to the app */
+ es->hlocapp = hLocal;
+
TRACE("Returning %p, LocalSize() = %ld\n", hLocal, LocalSize(hLocal));
return hLocal;
}
@@ -2804,8 +2835,11 @@
es->buffer_size = LocalSize(es->hloc32W)/sizeof(WCHAR) - 1;
- es->flags |= EF_APP_HAS_HANDLE;
+ /* The text buffer handle belongs to the control */
+ es->hlocapp = NULL;
+
EDIT_LockBuffer(es);
+ text_buffer_changed(es);
es->x_offset = es->y_offset = 0;
es->selection_start = es->selection_end = 0;
@@ -3575,6 +3609,8 @@
if(!(es->style & ES_NOHIDESEL))
EDIT_InvalidateText(es, es->selection_start, es->selection_end);
EDIT_NOTIFY_PARENT(es, EN_KILLFOCUS);
+ /* throw away left over scroll when we lose focus */
+ es->wheelDeltaRemainder = 0;
return 0;
}
@@ -4618,12 +4654,14 @@
{
LINEDEF *pc, *pp;
- if (es->hloc32W) {
- LocalFree(es->hloc32W);
- }
- if (es->hloc32A) {
- LocalFree(es->hloc32A);
- }
+ /* The app can own the text buffer handle */
+ if (es->hloc32W && (es->hloc32W != es->hlocapp)) {
+ LocalFree(es->hloc32W);
+ }
+ if (es->hloc32A && (es->hloc32A != es->hlocapp)) {
+ LocalFree(es->hloc32A);
+ }
+ EDIT_InvalidateUniscribeData(es);
pc = es->first_line_def;
while (pc)
{
@@ -4632,7 +4670,6 @@
pc = pp;
}
- EDIT_InvalidateUniscribeData(es);
SetWindowLongPtrW( es->hwndSelf, 0, 0 );
HeapFree(GetProcessHeap(), 0, es->undo_text);
HeapFree(GetProcessHeap(), 0, es);
@@ -5155,7 +5192,7 @@
case WM_MOUSEWHEEL:
{
- int gcWheelDelta = 0;
+ int wheelDelta;
UINT pulScrollLines = 3;
SystemParametersInfoW(SPI_GETWHEELSCROLLLINES,0, &pulScrollLines,
0);
@@ -5163,12 +5200,20 @@
result = DefWindowProcW(hwnd, msg, wParam, lParam);
break;
}
- gcWheelDelta -= GET_WHEEL_DELTA_WPARAM(wParam);
- if (abs(gcWheelDelta) >= WHEEL_DELTA && pulScrollLines)
+ wheelDelta = GET_WHEEL_DELTA_WPARAM(wParam);
+ /* if scrolling changes direction, ignore left overs */
+ if ((wheelDelta < 0 && es->wheelDeltaRemainder < 0)
||
+ (wheelDelta > 0 && es->wheelDeltaRemainder >
0))
+ es->wheelDeltaRemainder += wheelDelta;
+ else
+ es->wheelDeltaRemainder = wheelDelta;
+ if (es->wheelDeltaRemainder && pulScrollLines)
{
- int cLineScroll= (int) min((UINT) es->line_count,
pulScrollLines);
- cLineScroll *= (gcWheelDelta / WHEEL_DELTA);
- result = EDIT_EM_LineScroll(es, 0, cLineScroll);
+ int cLineScroll;
+ pulScrollLines = (int) min((UINT) es->line_count,
pulScrollLines);
+ cLineScroll = pulScrollLines * (float)es->wheelDeltaRemainder
/ WHEEL_DELTA;
+ es->wheelDeltaRemainder -= WHEEL_DELTA * cLineScroll /
(int)pulScrollLines;
+ result = EDIT_EM_LineScroll(es, 0, -cLineScroll);
}
}
break;
@@ -5204,6 +5249,28 @@
case WM_IME_CONTROL:
break;
+
+ case WM_IME_REQUEST:
+ switch (wParam)
+ {
+ case IMR_QUERYCHARPOSITION:
+ {
+ LRESULT pos;
+ IMECHARPOSITION *chpos = (IMECHARPOSITION *)lParam;
+
+ pos = EDIT_EM_PosFromChar(es, es->selection_start +
chpos->dwCharPos, FALSE);
+ chpos->pt.x = LOWORD(pos);
+ chpos->pt.y = HIWORD(pos);
+ chpos->cLineHeight = es->line_height;
+ chpos->rcDocument = es->format_rect;
+ MapWindowPoints(hwnd, 0, &chpos->pt, 1);
+ MapWindowPoints(hwnd, 0, (POINT*)&chpos->rcDocument, 2);
+ result = 1;
+ break;
+ }
+ }
+ break;
+
default:
result = DefWindowProcT(hwnd, msg, wParam, lParam, unicode);
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