/// <summary>
/// Nastaví Layout pro Buttons - nastavuje Visible, Height, velikost a pozici buttonů.
/// Pracuje s volnými panely pro obsah a pro buttony.
/// Nastaví i souřadnice pro panel <see cref="_ControlPanel"/>.
/// </summary>
private void DoLayoutButtons()
{
// Patřičné dokování:
if (_ControlPanel.Dock != DockStyle.None)
{
_ControlPanel.Dock = DockStyle.None;
}
// Prostor pro ControlPanel a pro buttony:
Padding margins = DxComponent.ZoomToGui(this.DesignMargins, this.CurrentDpi);
Rectangle innerBounds = this.GetInnerBounds(margins);
if (_StatusBar.VisibleInternal && _StatusBar.Height > 0)
{
innerBounds.Height = innerBounds.Height - _StatusBar.Height;
}
// Pole buttonů:
var buttons = GetLayoutButtons();
// Rozmístit buttony a umístit Content:
Rectangle contentBounds = DxComponent.CalculateControlItemsLayout(innerBounds, buttons, this.ButtonsPosition, margins);
if (_ControlPanel.Bounds != contentBounds)
{
_ControlPanel.Bounds = contentBounds;
}
}
/// <summary>
/// Vrátí pole obsahující buttony připravené pro layout
/// </summary>
/// <returns></returns>
private ControlItemLayoutInfo[] GetLayoutButtons()
{
List <ControlItemLayoutInfo> buttons = new List <ControlItemLayoutInfo>();
// Vytvořím si pracovní pole buttonů, určíme max Width:
int widthOneMax = 0;
var panelSize = this.ClientSize;
foreach (var button in _ButtonControls)
{
var preferresSize = button.GetPreferredSize(panelSize);
if (widthOneMax < preferresSize.Width)
{
widthOneMax = preferresSize.Width;
}
buttons.Add(new ControlItemLayoutInfo()
{
Control = button
});
}
// Do pracovního pole vložím velikost buttonů = všechny stejně:
int innerWidth = widthOneMax.Align(60, 300);
int buttonHeight = DxComponent.ZoomToGui(this.ButtonsDesignHeight, this.CurrentDpi);
int buttonWidth = innerWidth + (3 * buttonHeight / 2);
Size buttonSize = new Size(buttonWidth, buttonHeight);
buttons.ForEachExec(l => l.Size = buttonSize);
return(buttons.ToArray());
}
/// <summary>
/// Rozmístí svoje prvky a upraví svoji výšku
/// </summary>
protected void DoLayout()
{
if (_InDoLayoutProcess)
{
return;
}
try
{
_InDoLayoutProcess = true;
// tlačítko '_OperatorButton' může být neviditelné!
bool operatorButtonVisible = _OperatorButton.VisibleInternal;
// Výška textu, výška vnitřní, vnější (reagujeme i na Zoom a Skin):
int margins = Margins;
int margins2 = 2 * margins;
int minButtonHeight = DxComponent.ZoomToGui(24);
int minHeight = minButtonHeight + margins2;
var clientSize = this.ClientSize;
int currentHeight = this.Size.Height;
int border = currentHeight - clientSize.Height;
int textHeight = _FilterText.Height;
int innerHeight = (textHeight < minHeight ? minHeight : textHeight);
int outerHeight = innerHeight + border;
if (currentHeight != outerHeight)
{
this.Height = outerHeight; // Tady se vyvolá událost OnClientSizeChanged() a z ní rekurzivně zdejší metoda, ale ignoruje se protože (_InDoLayoutProcess = true;)
}
// Souřadnice buttonů a textu:
int buttonCount = (operatorButtonVisible ? 2 : 1);
int buttonSize = innerHeight - margins2;
int spaceX = 1;
int y = margins;
int x = margins;
int textWidth = clientSize.Width - margins2 - (buttonCount * (buttonSize + spaceX));
int textY = (innerHeight - textHeight) / 2;
if (operatorButtonVisible)
{
_OperatorButton.Bounds = new Rectangle(x, y, buttonSize, buttonSize); x += (buttonSize + spaceX);
}
_FilterText.Bounds = new Rectangle(x, textY, textWidth, textHeight); x += (textWidth + spaceX);
_ClearButton.Bounds = new Rectangle(x, y, buttonSize, buttonSize); x += (buttonSize + spaceX);
OperatorButtonRefresh();
ClearButtonRefresh();
}
finally
{
_InDoLayoutProcess = false;
}
}