/// <summary>
/// Construct texture id for button background, based on prefix, button state and whether
/// the button is active.
/// </summary>
/// <returns>Atlas sprite id.</returns>
internal string GetBackgroundTextureId(ControlEnabledState enabledState,
ControlHoveredState hoveredState,
ControlActiveState activeState)
{
string chosenPrefix = string.IsNullOrEmpty(BackgroundPrefix)
? Prefix
: BackgroundPrefix;
string ret = chosenPrefix + "-bg";
if (enabledState == ControlEnabledState.Disabled)
{
return(BackgroundDisabled ? ret + "-disabled" : ret + "-normal");
}
if (activeState == ControlActiveState.Active)
{
return(BackgroundActive ? ret + "-active" : ret + "-normal");
}
if (hoveredState == ControlHoveredState.Hovered)
{
return(BackgroundHovered ? ret + "-hovered" : ret + "-normal");
}
return(ret + "-normal");
}
internal void UpdateButtonImageAndTooltip()
{
if (this.Skin == null)
{
// No skin, no textures, nothing to be updated
return;
}
ControlActiveState activeState = CanActivate() && IsActive() ?
ControlActiveState.Active : ControlActiveState.Normal;
ControlEnabledState enabledState =
this.enabled ? ControlEnabledState.Enabled : ControlEnabledState.Disabled;
m_BackgroundSprites.m_Normal
= m_BackgroundSprites.m_Disabled =
m_BackgroundSprites.m_Focused =
Skin.GetBackgroundTextureId(
enabledState,
ControlHoveredState.Normal,
activeState);
m_BackgroundSprites.m_Hovered
= Skin.GetBackgroundTextureId(
enabledState,
ControlHoveredState.Hovered,
activeState);
m_PressedBgSprite = Skin.GetBackgroundTextureId(
enabledState,
ControlHoveredState.Normal,
ControlActiveState.Active);
m_ForegroundSprites.m_Normal =
m_ForegroundSprites.m_Disabled =
m_ForegroundSprites.m_Focused =
Skin.GetForegroundTextureId(
enabledState,
ControlHoveredState.Normal,
activeState);
m_ForegroundSprites.m_Hovered
= m_PressedFgSprite
= Skin.GetForegroundTextureId(
enabledState,
ControlHoveredState.Hovered,
activeState);
// Update localized tooltip with shortcut key if available
string shortcutText = GetShortcutTooltip();
tooltip = GetTooltip() + shortcutText;
this.isVisible = IsVisible();
this.Invalidate();
}
internal void UpdateButtonImage()
{
if (this.Skin == null)
{
// No skin, no textures, nothing to be updated
return;
}
ControlActiveState activeState = CanActivate() && IsActive()
? ControlActiveState.Active
: ControlActiveState.Normal;
ControlEnabledState enabledState =
this.isEnabled ? ControlEnabledState.Enabled : ControlEnabledState.Disabled;
m_BackgroundSprites.m_Normal
= m_BackgroundSprites.m_Disabled =
m_BackgroundSprites.m_Focused =
Skin.GetBackgroundTextureId(
enabledState: enabledState,
hoveredState: ControlHoveredState.Normal,
activeState: activeState);
m_BackgroundSprites.m_Hovered
= Skin.GetBackgroundTextureId(
enabledState: enabledState,
hoveredState: ControlHoveredState.Hovered,
activeState: activeState);
m_PressedBgSprite = Skin.GetBackgroundTextureId(
enabledState: enabledState,
hoveredState: ControlHoveredState.Normal,
activeState: ControlActiveState.Active);
m_ForegroundSprites.m_Normal =
m_ForegroundSprites.m_Disabled =
m_ForegroundSprites.m_Focused =
Skin.GetForegroundTextureId(
enabledState: enabledState,
hoveredState: ControlHoveredState.Normal,
activeState: activeState);
m_ForegroundSprites.m_Hovered
= m_PressedFgSprite
= Skin.GetForegroundTextureId(
enabledState: enabledState,
hoveredState: ControlHoveredState.Hovered,
activeState: activeState);
}
/// <summary>
/// Construct texture id for button foreground, based on prefix, what the button does,
/// and whether it is active.
/// </summary>
/// <returns>Atlas sprite id.</returns>
internal string GetForegroundTextureId(ControlEnabledState enabledState,
ControlHoveredState hoveredState,
ControlActiveState activeState)
{
string ret = Prefix + "-fg";
if (enabledState == ControlEnabledState.Disabled)
{
return(ForegroundDisabled ? ret + "-disabled" : ret + "-normal");
}
if (activeState == ControlActiveState.Active)
{
return(ForegroundActive ? ret + "-active" : ret + "-normal");
}
if (hoveredState == ControlHoveredState.Hovered)
{
return(ForegroundHovered ? ret + "-hovered" : ret + "-normal");
}
return(ret + "-normal");
}
