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(svn r6954) -Feature: Constrain the drawing of a string inside an editbox to the dimensions of

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the widget it is in. This allows for typing longer text into an editbox (if maxwidth
 allows of course) and scroll around properly.
This commit is contained in:
Darkvater
2006-10-27 10:12:57 +00:00
parent d7d4f0192d
commit 98a98ab15e
1 changed files with 27 additions and 4 deletions
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31
misc_gui.c
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@@ -972,12 +972,35 @@ void HandleEditBox(Window *w, querystr_d *string, int wid)
void DrawEditBox(Window *w, querystr_d *string, int wid)
{
const Widget *wi = w->widget + wid;
DrawPixelInfo dpi, *old_dpi;
int delta;
const Widget *wi = &w->widget[wid];
const Textbuf *tb = &string->text;
GfxFillRect(wi->left+1, wi->top+1, wi->right-1, wi->bottom-1, 215);
DoDrawString(tb->buf, wi->left+2, wi->top+1, 8);
if (tb->caret) DoDrawString("_", wi->left + 2 + tb->caretxoffs, wi->top + 1, 12);
/* Limit the drawing of the string inside the widget boundaries */
if (!FillDrawPixelInfo(&dpi,
wi->left + 4,
wi->top + 1,
wi->right - wi->left - 4,
wi->bottom - wi->top - 1)
) return;
GfxFillRect(wi->left + 1, wi->top + 1, wi->right - 1, wi->bottom - 1, 215);
old_dpi = _cur_dpi;
_cur_dpi = &dpi;
/* We will take the current widget length as maximum width, with a small
* space reserved at the end for the caret to show */
delta = (wi->right - wi->left) - tb->width - 10;
if (delta > 0) delta = 0;
if (tb->caretxoffs + delta < 0) delta = -tb->caretxoffs;
DoDrawString(tb->buf, delta, 0, 8);
if (tb->caret) DoDrawString("_", tb->caretxoffs + delta, 0, 12);
_cur_dpi = old_dpi;
}
static void QueryStringWndProc(Window *w, WindowEvent *e)