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labelwnd.cpp
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C/C++ Source or Header
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2001-10-08
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204 lines
/*
Nullsoft WASABI Source File License
Copyright 1999-2001 Nullsoft, Inc.
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
Brennan Underwood
brennan@nullsoft.com
*/
#include "labelwnd.h"
#include "notifmsg.h"
#include "../studio/api.h"
#include "canvas.h"
#include "skinclr.h"
#include "xlatstr.h"
#include "../studio/paintsets.h"
static SkinColor labelfg("common.labelwnd.foreground");
static SkinColor labelbg("common.labelwnd.background");
#define DEF_LABEL_HEIGHT 0
#define DEF_LABEL_FONTSIZE 16
LabelWnd::LabelWnd() {
show_label = FALSE;
labelsize = DEF_LABEL_FONTSIZE;
labelHeight = 0;
margin=0;
setVirtual(0);
}
void LabelWnd::getClientRect(RECT *r) {
LABELWND_PARENT::getClientRect(r);
r->top += getLabelHeight();
}
int LabelWnd::onResize() {
LABELWND_PARENT::onResize();
invalidateLabel();
/* if (getLabelHeight() <= 0) return 0;
RECT r,ir;
LABELWND_PARENT::getClientRect(&r);
LABELWND_PARENT::getNonClientRect(&ir);
ir.bottom = ir.top + getLabelHeight()+margin;
invalidateRect(&ir);*/
return 1;
}
int LabelWnd::onPaint(Canvas *canvas) {
if (getLabelHeight() <= 0) return 0;
PaintBltCanvas paintcanvas;
if (canvas == NULL) {
if (!paintcanvas.beginPaintNC(this)) return 0;
canvas = &paintcanvas;
}
RECT r;
getNonClientRect(&r);
if (canvas->isFixedCoords()) { // handle possible double buffer
// convert to canvas coords
r.right -= r.left; r.left = 0;
r.bottom -= r.top; r.top = 0;
}
r.bottom = r.top + getLabelHeight();
if (margin) {
r.left+=margin;
r.right-=margin;
r.bottom+=margin*2;
}
LABELWND_PARENT::onPaint(canvas);
int got_focus = gotFocus() || forceFocus();
api->skin_renderBaseTexture(getBaseTextureWindow(), canvas, r, this);
api->paintset_render(Paintset::LABEL, canvas, &r, got_focus ? 255 : 64);
canvas->setTextOpaque(FALSE);
canvas->pushTextSize(getLabelHeight()-1);
const char *name = getName();
if (name == NULL || *name == '\0') name = "`Bas rQQlz";
#define LEFTMARGIN 3
canvas->pushTextColor(labelbg);
canvas->textOut(r.left+LEFTMARGIN+1, r.top+1, _(name));
canvas->popTextColor();
canvas->pushTextColor(labelfg);
canvas->textOut(r.left+LEFTMARGIN, r.top, _(name));
canvas->popTextColor();
canvas->popTextSize();
return 1;
}
void LabelWnd::onSetName() {
LABELWND_PARENT::onSetName();
// make sure label gets repainted
if (isInited()) {
RECT r;
LabelWnd::getNonClientRect(&r);
r.bottom = r.top + getLabelHeight();
invalidateRect(&r);
}
}
int LabelWnd::childNotify(RootWnd *child, int msg, int param1, int param2) {
switch (msg) {
case CHILD_WINDOWSHADE_CAPABLE: return show_label;
case CHILD_WINDOWSHADE_ENABLE: return TRUE;
}
return LABELWND_PARENT::childNotify(child, msg, param1, param2);
}
int LabelWnd::showLabel(int show) {
show_label = show;
setFontSize(-1);
if (isInited()) {
onResize();
}
return 1;
}
int LabelWnd::getLabelHeight() {
return show_label ? labelHeight : 0;
}
void LabelWnd::setMargin(int newmargin) {
margin = newmargin;
RECT r;
getNonClientRect(&r);
r.bottom = getLabelHeight()+margin;
invalidateRect(&r);
}
int LabelWnd::onGetFocus() {
LABELWND_PARENT::onGetFocus();
invalidateLabel();
return 1;
}
int LabelWnd::onKillFocus() {
LABELWND_PARENT::onKillFocus();
invalidateLabel();
return 1;
}
void LabelWnd::invalidateLabel() {
if (labelHeight <= 0) return;
RECT ncr;
RECT cr;
RECT lr;
LabelWnd::getNonClientRect(&ncr);
LabelWnd::getClientRect(&cr);
SubtractRect(&lr, &ncr, &cr); // PORT ME
invalidateRect(&lr);
}
int LabelWnd::wantFocus() {
return (labelHeight > 0);
}
void LabelWnd::reloadResources() {
LABELWND_PARENT::reloadResources();
invalidateLabel();
}
int LabelWnd::setFontSize(int size) {
LABELWND_PARENT::setFontSize(size);
HDC dc = GetDC(NULL); // Nonportable.
DCCanvas *c = new DCCanvas(dc);
c->pushTextSize(labelsize+api->metrics_getDelta());
labelHeight = c->getTextHeight() + 1;
c->popTextSize();
delete c;
ReleaseDC(NULL, dc);
invalidate();
if (isInited()) onResize();
return 1;
}