MediaAlert::MediaAlert(BRect _rect, const char* title, const char* text)
: BWindow(_rect, title, B_MODAL_WINDOW, B_NOT_CLOSABLE | B_NOT_RESIZABLE)
{
fTextView = NULL;
// Set up the "_master_" view
TAlertView* masterView = new TAlertView(Bounds());
masterView->SetBitmap(InitIcon());
AddChild(masterView);
// Set up the text view
BRect textViewRect(kTextIconOffset, kTextTopOffset,
Bounds().right, Bounds().bottom);
BRect rect = textViewRect;
rect.OffsetTo(B_ORIGIN);
rect.InsetBy(4, 2);
fTextView = new BTextView(textViewRect, "_tv_", rect,
B_FOLLOW_LEFT | B_FOLLOW_TOP, B_WILL_DRAW);
fTextView->SetViewColor(ui_color(B_PANEL_BACKGROUND_COLOR));
fTextView->SetText(text, strlen(text));
fTextView->MakeEditable(false);
fTextView->MakeSelectable(false);
fTextView->SetWordWrap(true);
fTextView->SetFontAndColor(be_bold_font);
masterView->AddChild(fTextView);
BRect screenFrame = BScreen(B_MAIN_SCREEN_ID).Frame();
BPoint pt;
pt.x = screenFrame.Width() / 2 - Bounds().Width() / 2;
pt.y = screenFrame.Height() / 2 - Bounds().Height() / 2;
if (screenFrame.Contains(pt))
MoveTo(pt);
}
void
BAlert::_InitObject(const char* text, const char* button0, const char* button1,
const char* button2, button_width buttonWidth, button_spacing spacing,
alert_type type)
{
fInvoker = NULL;
fAlertSem = -1;
fAlertValue = -1;
fButtons[0] = fButtons[1] = fButtons[2] = NULL;
fTextView = NULL;
fKeys[0] = fKeys[1] = fKeys[2] = 0;
fMsgType = type;
fButtonWidth = buttonWidth;
// Set up the "_master_" view
TAlertView* view = new(std::nothrow) TAlertView(Bounds());
if (view == NULL)
return;
AddChild(view);
view->SetBitmap(_InitIcon());
// Must have at least one button
if (button0 == NULL) {
debugger("BAlerts must have at least one button.");
button0 = "";
}
// Set up the buttons
int32 buttonCount = 1;
view->AddChild(fButtons[0] = _CreateButton(0, button0));
if (button1 != NULL) {
view->AddChild(fButtons[1] = _CreateButton(1, button1));
buttonCount++;
}
if (button2 != NULL) {
view->AddChild(fButtons[2] = _CreateButton(2, button2));
buttonCount++;
}
// Find the widest button only if the widest value needs to be known.
if (fButtonWidth == B_WIDTH_FROM_WIDEST) {
float maxWidth = 0;
for (int i = 0; i < buttonCount; i++) {
float width = fButtons[i]->Bounds().Width();
if (width > maxWidth)
maxWidth = width;
}
// resize buttons
for (int i = 0; i < buttonCount; i++) {
fButtons[i]->ResizeTo(maxWidth, fButtons[i]->Bounds().Height());
}
}
float defaultButtonFrameWidth = -fButtons[buttonCount - 1]->Bounds().Width() / 2.0f;
SetDefaultButton(fButtons[buttonCount - 1]);
defaultButtonFrameWidth += fButtons[buttonCount - 1]->Bounds().Width() / 2.0f;
// Layout buttons
float fontFactor = be_plain_font->Size() / 11.0f;
for (int i = buttonCount - 1; i >= 0; --i) {
float x = -fButtons[i]->Bounds().Width();
if (i + 1 == buttonCount)
x += Bounds().right - kRightOffset + defaultButtonFrameWidth;
else
x += fButtons[i + 1]->Frame().left - kButtonSpacing;
if (buttonCount > 1 && i == 0 && spacing == B_OFFSET_SPACING)
x -= kButtonOffsetSpacing * fontFactor;
fButtons[i]->MoveTo(x, fButtons[i]->Frame().top);
}
// Adjust the window's width, if necessary
int32 iconLayoutScale = icon_layout_scale();
float totalWidth = kRightOffset + fButtons[buttonCount - 1]->Frame().right
- defaultButtonFrameWidth - fButtons[0]->Frame().left;
if (view->Bitmap()) {
totalWidth += (kIconStripeWidth + kWindowIconOffset) * iconLayoutScale;
} else
totalWidth += kWindowMinOffset;
float width = (spacing == B_OFFSET_SPACING
? kWindowOffsetMinWidth : kWindowMinWidth) * fontFactor;
ResizeTo(max_c(totalWidth, width), Bounds().Height());
// Set up the text view
BRect textViewRect(kLeftOffset, kTopOffset,
Bounds().right - kRightOffset,
fButtons[0]->Frame().top - kTextButtonOffset);
if (view->Bitmap())
textViewRect.left = (kWindowIconOffset
+ kIconStripeWidth) * iconLayoutScale - 2;
fTextView = new(std::nothrow) BTextView(textViewRect, "_tv_",
textViewRect.OffsetByCopy(B_ORIGIN),
B_FOLLOW_LEFT | B_FOLLOW_TOP, B_WILL_DRAW);
if (fTextView == NULL)
return;
fTextView->SetViewColor(ui_color(B_PANEL_BACKGROUND_COLOR));
rgb_color textColor = ui_color(B_PANEL_TEXT_COLOR);
fTextView->SetFontAndColor(be_plain_font, B_FONT_ALL, &textColor);
fTextView->SetText(text, strlen(text));
fTextView->MakeEditable(false);
fTextView->MakeSelectable(false);
fTextView->SetWordWrap(true);
view->AddChild(fTextView);
// Now resize the TextView vertically so that all the text is visible
float textHeight = fTextView->TextHeight(0, fTextView->CountLines());
textViewRect.OffsetTo(0, 0);
textHeight -= textViewRect.Height();
ResizeBy(0, textHeight);
fTextView->ResizeBy(0, textHeight);
textViewRect.bottom += textHeight;
fTextView->SetTextRect(textViewRect);
AddCommonFilter(new(std::nothrow) _BAlertFilter_(this));
MoveTo(AlertPosition(Frame().Width(), Frame().Height()));
}
