Commit b406377d authored by Huw Davies's avatar Huw Davies Committed by Alexandre Julliard

riched20: Enable and show the scrollbar before updating its position and range.

parent 6f397315
...@@ -1033,6 +1033,14 @@ static void draw_paragraph( ME_Context *c, ME_Paragraph *para ) ...@@ -1033,6 +1033,14 @@ static void draw_paragraph( ME_Context *c, ME_Paragraph *para )
SetTextAlign( c->hDC, align ); SetTextAlign( c->hDC, align );
} }
static void enable_show_scrollbar( ME_TextEditor *editor, INT bar, BOOL enable )
{
if (enable || editor->scrollbars & ES_DISABLENOSCROLL)
ITextHost_TxEnableScrollBar( editor->texthost, bar, enable ? 0 : ESB_DISABLE_BOTH );
if (!(editor->scrollbars & ES_DISABLENOSCROLL))
ITextHost_TxShowScrollBar( editor->texthost, bar, enable );
}
static void set_scroll_range_pos( ITextHost *host, INT bar, SCROLLINFO *info, BOOL set_range ) static void set_scroll_range_pos( ITextHost *host, INT bar, SCROLLINFO *info, BOOL set_range )
{ {
LONG max_pos = info->nMax, pos = info->nPos; LONG max_pos = info->nMax, pos = info->nPos;
...@@ -1145,6 +1153,12 @@ void ME_UpdateScrollBar(ME_TextEditor *editor) ...@@ -1145,6 +1153,12 @@ void ME_UpdateScrollBar(ME_TextEditor *editor)
return; return;
} }
if (editor->scrollbars & WS_HSCROLL && !enable ^ !editor->horz_sb_enabled)
{
editor->horz_sb_enabled = enable;
enable_show_scrollbar( editor, SB_HORZ, enable );
}
if (editor->horz_si.nMax != editor->nTotalWidth || editor->horz_si.nPage != editor->sizeWindow.cx) if (editor->horz_si.nMax != editor->nTotalWidth || editor->horz_si.nPage != editor->sizeWindow.cx)
{ {
editor->horz_si.nMax = editor->nTotalWidth; editor->horz_si.nMax = editor->nTotalWidth;
...@@ -1154,15 +1168,6 @@ void ME_UpdateScrollBar(ME_TextEditor *editor) ...@@ -1154,15 +1168,6 @@ void ME_UpdateScrollBar(ME_TextEditor *editor)
set_scroll_range_pos( editor->texthost, SB_HORZ, &editor->horz_si, TRUE ); set_scroll_range_pos( editor->texthost, SB_HORZ, &editor->horz_si, TRUE );
} }
if (editor->scrollbars & WS_HSCROLL && !enable ^ !editor->horz_sb_enabled)
{
if (enable || editor->scrollbars & ES_DISABLENOSCROLL)
ITextHost_TxEnableScrollBar( editor->texthost, SB_HORZ, enable ? 0 : ESB_DISABLE_BOTH );
if (!(editor->scrollbars & ES_DISABLENOSCROLL))
ITextHost_TxShowScrollBar( editor->texthost, SB_HORZ, enable );
editor->horz_sb_enabled = enable;
}
/* Update vertical scrollbar */ /* Update vertical scrollbar */
enable = editor->nTotalLength > editor->sizeWindow.cy && (editor->props & TXTBIT_MULTILINE); enable = editor->nTotalLength > editor->sizeWindow.cy && (editor->props & TXTBIT_MULTILINE);
...@@ -1173,6 +1178,12 @@ void ME_UpdateScrollBar(ME_TextEditor *editor) ...@@ -1173,6 +1178,12 @@ void ME_UpdateScrollBar(ME_TextEditor *editor)
return; return;
} }
if (editor->scrollbars & WS_VSCROLL && !enable ^ !editor->vert_sb_enabled)
{
editor->vert_sb_enabled = enable;
enable_show_scrollbar( editor, SB_VERT, enable );
}
if (editor->vert_si.nMax != editor->nTotalLength || editor->vert_si.nPage != editor->sizeWindow.cy) if (editor->vert_si.nMax != editor->nTotalLength || editor->vert_si.nPage != editor->sizeWindow.cy)
{ {
editor->vert_si.nMax = editor->nTotalLength; editor->vert_si.nMax = editor->nTotalLength;
...@@ -1181,15 +1192,6 @@ void ME_UpdateScrollBar(ME_TextEditor *editor) ...@@ -1181,15 +1192,6 @@ void ME_UpdateScrollBar(ME_TextEditor *editor)
if ((enable || editor->vert_sb_enabled) && editor->scrollbars & WS_VSCROLL) if ((enable || editor->vert_sb_enabled) && editor->scrollbars & WS_VSCROLL)
set_scroll_range_pos( editor->texthost, SB_VERT, &editor->vert_si, TRUE ); set_scroll_range_pos( editor->texthost, SB_VERT, &editor->vert_si, TRUE );
} }
if (editor->scrollbars & WS_VSCROLL && !enable ^ !editor->vert_sb_enabled)
{
if (enable || editor->scrollbars & ES_DISABLENOSCROLL)
ITextHost_TxEnableScrollBar( editor->texthost, SB_VERT, enable ? 0 : ESB_DISABLE_BOTH );
if (!(editor->scrollbars & ES_DISABLENOSCROLL))
ITextHost_TxShowScrollBar( editor->texthost, SB_VERT, enable );
editor->vert_sb_enabled = enable;
}
} }
void editor_ensure_visible( ME_TextEditor *editor, ME_Cursor *cursor ) void editor_ensure_visible( ME_TextEditor *editor, ME_Cursor *cursor )
......
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