private void ToolBar_MouseLeave (object sender, EventArgs e)
{
if (tipdown_timer != null)
tipdown_timer.Dispose ();
tipdown_timer = null;
if (tip_window != null)
tip_window.Dispose ();
tip_window = null;
if (!Enabled || current_item == null)
return;
current_item.Hilight = false;
current_item = null;
}
void DoDrawToolBarButton (Graphics dc, ToolBarItem item, bool is_flat)
{
Color use_color = NormalColor;
Color first_color = Color.White;
if (is_flat) {
if (item.Button.Pushed || item.Pressed) {
first_color = PressedColor;
use_color = MouseOverColor;
} else
if (item.Hilight)
use_color = MouseOverColor;
else
return;
} else {
if (item.Button.Pushed || item.Pressed) {
first_color = PressedColor;
use_color = MouseOverColor;
} else
if (item.Hilight)
use_color = MouseOverColor;
}
Rectangle buttonRectangle = item.Rectangle;
Rectangle lgbRectangle = Rectangle.Inflate (buttonRectangle, -1, -1);
using (LinearGradientBrush lgbr = new LinearGradientBrush (new Point (buttonRectangle.X, buttonRectangle.Y), new Point (buttonRectangle.X, buttonRectangle.Bottom - 1), first_color, use_color)) {
lgbr.Blend = NormalBlend;
dc.FillRectangle (lgbr, lgbRectangle);
}
Internal_DrawButton (dc, buttonRectangle, BorderColor);
}
internal void ShowDropDownMenu (ToolBarItem item)
{
Point loc = new Point (item.Rectangle.X + 1, item.Rectangle.Bottom + 1);
((ContextMenu) item.Button.DropDownMenu).Show (this, loc);
item.DDPressed = false;
item.Hilight = false;
item.Invalidate ();
}
private void ToolBar_MouseUp (object sender, MouseEventArgs me)
{
if ((!Enabled) || ((me.Button & MouseButtons.Left) == 0))
return;
Point loc = new Point (me.X, me.Y);
// draw the normal button
// Make a copy in case the list is modified during enumeration
ArrayList items = new ArrayList (this.items);
foreach (ToolBarItem item in items) {
if (item.Button.Enabled && item.Rectangle.Contains (loc)) {
if (item.Button.Style == ToolBarButtonStyle.DropDownButton) {
Rectangle ddRect = item.Rectangle;
ddRect.Width = ThemeEngine.Current.ToolBarDropDownWidth;
ddRect.X = item.Rectangle.Right - ddRect.Width;
if (ddRect.Contains (loc)) {
current_item = item;
if (item.DDPressed)
OnButtonDropDown (new ToolBarButtonClickEventArgs (item.Button));
continue;
}
}
// Fire a ButtonClick
current_item = item;
if ((item.Pressed) && ((me.Button & MouseButtons.Left) == MouseButtons.Left))
PerformButtonClick (new ToolBarButtonClickEventArgs (item.Button));
} else if (item.Pressed) {
item.Pressed = false;
item.Invalidate ();
}
}
}
protected virtual void DrawToolBarDropDownArrow (Graphics dc, ToolBarItem item, bool is_flat)
{
Rectangle rect = item.Rectangle;
rect.X = item.Rectangle.Right - ToolBarDropDownWidth;
rect.Width = ToolBarDropDownWidth;
if (is_flat) {
if (item.DDPressed)
CPDrawBorder3D (dc, rect, Border3DStyle.SunkenOuter, all_sides);
else if (item.Button.Pushed || item.Pressed)
CPDrawBorder3D (dc, rect, Border3DStyle.SunkenOuter, all_sides);
else if (item.Hilight)
CPDrawBorder3D (dc, rect, Border3DStyle.RaisedInner, all_sides);
} else {
if (item.DDPressed)
CPDrawBorder3D (dc, rect, Border3DStyle.Flat, all_sides);
else if (item.Button.Pushed || item.Pressed)
CPDrawBorder3D (dc, Rectangle.Inflate(rect, -1, -1), Border3DStyle.SunkenOuter, all_sides);
else
CPDrawBorder3D (dc, rect, Border3DStyle.Raised, all_sides);
}
PointF [] vertices = new PointF [3];
PointF ddCenter = new PointF (rect.X + (rect.Width/2.0f), rect.Y + (rect.Height / 2));
// Increase vertical and horizontal position by 1 when button is pressed
if (item.Pressed || item.Button.Pushed || item.DDPressed) {
ddCenter.X += 1;
ddCenter.Y += 1;
}
vertices [0].X = ddCenter.X - ToolBarDropDownArrowWidth / 2.0f + 0.5f;
vertices [0].Y = ddCenter.Y;
vertices [1].X = ddCenter.X + ToolBarDropDownArrowWidth / 2.0f + 0.5f;
vertices [1].Y = ddCenter.Y;
vertices [2].X = ddCenter.X + 0.5f; // 0.5 is added for adjustment
vertices [2].Y = ddCenter.Y + ToolBarDropDownArrowHeight;
dc.FillPolygon (SystemBrushes.ControlText, vertices);
}
private bool LayoutToolBar ()
{
bool changed = false;
Theme theme = ThemeEngine.Current;
int x = theme.ToolBarGripWidth;
int y = theme.ToolBarGripWidth;
Size adjusted_size = AdjustedButtonSize;
int calculated_size = (Vertical ? adjusted_size.Width : adjusted_size.Height) + theme.ToolBarGripWidth;
int separator_index = -1;
items = new ToolBarItem [buttons.Count];
for (int i = 0; i < buttons.Count; i++) {
ToolBarButton button = buttons [i];
ToolBarItem item = new ToolBarItem (button);
items [i] = item;
if (!button.Visible)
continue;
if (size_specified && (button.Style != ToolBarButtonStyle.Separator))
changed = item.Layout (adjusted_size);
else
changed = item.Layout (Vertical, calculated_size);
bool is_separator = button.Style == ToolBarButtonStyle.Separator;
if (Vertical) {
if (y + item.Rectangle.Height < Height || is_separator || !Wrappable) {
if (item.Location.X != x || item.Location.Y != y)
changed = true;
item.Location = new Point (x, y);
y += item.Rectangle.Height;
if (is_separator)
separator_index = i;
} else if (separator_index > 0) {
i = separator_index;
separator_index = -1;
y = theme.ToolBarGripWidth;
x += calculated_size;
} else {
y = theme.ToolBarGripWidth;
x += calculated_size;
if (item.Location.X != x || item.Location.Y != y)
changed = true;
item.Location = new Point (x, y);
y += item.Rectangle.Height;
}
} else {
if (x + item.Rectangle.Width < Width || is_separator || !Wrappable) {
if (item.Location.X != x || item.Location.Y != y)
changed = true;
item.Location = new Point (x, y);
x += item.Rectangle.Width;
if (is_separator)
separator_index = i;
} else if (separator_index > 0) {
i = separator_index;
separator_index = -1;
x = theme.ToolBarGripWidth;
y += calculated_size;
} else {
x = theme.ToolBarGripWidth;
y += calculated_size;
if (item.Location.X != x || item.Location.Y != y)
changed = true;
item.Location = new Point (x, y);
x += item.Rectangle.Width;
}
}
}
if (Parent == null)
return changed;
if (Wrappable)
calculated_size += Vertical ? x : y;
if (IsHandleCreated) {
if (Vertical)
Width = calculated_size;
else
Height = calculated_size;
}
return changed;
}
static bool ToolBarIsChecked (ToolBarItem item)
{
return item.Button.Pushed;
}
protected virtual void DrawToolBarSeparator (Graphics dc, ToolBarItem item)
{
Rectangle area = item.Rectangle;
int offset = (int) SystemPens.Control.Width + 1;
dc.DrawLine (SystemPens.ControlDark, area.X + 1, area.Y, area.X + 1, area.Bottom);
dc.DrawLine (SystemPens.ControlLight, area.X + offset, area.Y, area.X + offset, area.Bottom);
}
static bool ToolBarIsDisabled (ToolBarItem item)
{
return !item.Button.Enabled;
}
static bool ToolBarIsPressed (ToolBarItem item)
{
return item.Pressed;
}
protected override void DrawToolBarButtonContents (Graphics dc, ToolBar control, ToolBarItem item, StringFormat format)
{
if (item.Button.Image != null) {
int x = item.ImageRectangle.X + ToolBarImageGripWidth;
int y = item.ImageRectangle.Y + ToolBarImageGripWidth;
if (item.Button.Enabled)
dc.DrawImage (item.Button.Image, x, y);
else
CPDrawImageDisabled (dc, item.Button.Image, x, y, ColorControl);
}
if (item.Button.Enabled)
dc.DrawString (item.Button.Text, control.Font, ResPool.GetSolidBrush (ColorControlText), item.TextRectangle, format);
else
CPDrawStringDisabled (dc, item.Button.Text, control.Font, ColorControlLight, item.TextRectangle, format);
}
protected override void DrawToolBarDropDownArrow (Graphics dc, ToolBarItem item, bool is_flat)
{
Rectangle rect = item.Rectangle;
rect.X = item.Rectangle.Right - ToolBarDropDownWidth;
rect.Width = ToolBarDropDownWidth;
if (item.DDPressed) {
CPDrawBorder3D (dc, rect, Border3DStyle.SunkenOuter, all_sides);
CPDrawBorder3D (dc, rect, Border3DStyle.SunkenInner, Border3DSide.Bottom | Border3DSide.Right);
} else if (item.Button.Pushed || item.Pressed)
CPDrawBorder3D (dc, rect, Border3DStyle.Sunken, all_sides);
else if (is_flat) {
if (item.Hilight)
CPDrawBorder3D (dc, rect, Border3DStyle.RaisedOuter, all_sides);
} else
CPDrawBorder3D (dc, rect, Border3DStyle.Raised, all_sides);
PointF [] vertices = new PointF [3];
PointF ddCenter = new PointF (rect.X + (rect.Width/2.0f), rect.Y + (rect.Height/2.0f));
vertices [0].X = ddCenter.X - ToolBarDropDownArrowWidth / 2.0f + 0.5f;
vertices [0].Y = ddCenter.Y;
vertices [1].X = ddCenter.X + ToolBarDropDownArrowWidth / 2.0f + 0.5f;
vertices [1].Y = ddCenter.Y;
vertices [2].X = ddCenter.X + 0.5f; // 0.5 is added for adjustment
vertices [2].Y = ddCenter.Y + ToolBarDropDownArrowHeight;
dc.FillPolygon (SystemBrushes.ControlText, vertices);
}
protected override void DrawToolBarSeparator (Graphics dc, ToolBarItem item)
{
Rectangle area = item.Rectangle;
int offset = (int) ResPool.GetPen (ColorControl).Width + 1;
dc.DrawLine (ResPool.GetPen (ColorControlDark), area.X + 1, area.Y, area.X + 1, area.Bottom);
dc.DrawLine (ResPool.GetPen (ColorControlLight), area.X + offset, area.Y, area.X + offset, area.Bottom);
}
protected virtual void DrawToolBarButton (Graphics dc, ToolBar control, ToolBarItem item, StringFormat format)
{
bool is_flat = (control.Appearance == ToolBarAppearance.Flat);
DrawToolBarButtonBorder (dc, item, is_flat);
switch (item.Button.Style) {
case ToolBarButtonStyle.DropDownButton:
if (control.DropDownArrows)
DrawToolBarDropDownArrow (dc, item, is_flat);
DrawToolBarButtonContents (dc, control, item, format);
break;
case ToolBarButtonStyle.Separator:
if (is_flat)
DrawToolBarSeparator (dc, item);
break;
case ToolBarButtonStyle.ToggleButton:
DrawToolBarToggleButtonBackground (dc, item);
DrawToolBarButtonContents (dc, control, item, format);
break;
default:
DrawToolBarButtonContents (dc, control, item, format);
break;
}
}
static bool ToolBarIsHot (ToolBarItem item)
{
return item.Hilight;
}
protected virtual void DrawToolBarButtonBorder (Graphics dc, ToolBarItem item, bool is_flat)
{
if (item.Button.Style == ToolBarButtonStyle.Separator)
return;
Border3DStyle style;
if (is_flat) {
if (item.Button.Pushed || item.Pressed)
style = Border3DStyle.SunkenOuter;
else if (item.Hilight)
style = Border3DStyle.RaisedInner;
else
return;
} else {
if (item.Button.Pushed || item.Pressed)
style = Border3DStyle.Sunken;
else
style = Border3DStyle.Raised;
}
Rectangle rect = item.Rectangle;
if ((item.Button.Style == ToolBarButtonStyle.DropDownButton) && (item.Button.Parent.DropDownArrows) && is_flat)
rect.Width -= ToolBarDropDownWidth;
CPDrawBorder3D (dc, rect, style, all_sides);
}
protected override void DrawToolBarButtonBorder (Graphics dc, ToolBarItem item, bool is_flat)
{
if (!RenderClientAreas) {
base.DrawToolBarButtonBorder (dc, item, is_flat);
return;
}
if (item.Button.Style == ToolBarButtonStyle.Separator)
return;
VisualStyleElement element;
if (item.Button.Style == ToolBarButtonStyle.DropDownButton)
element = ToolBarGetDropDownButtonVisualStyleElement (item);
else
element = ToolBarGetButtonVisualStyleElement (item);
if (!VisualStyleRenderer.IsElementDefined (element)) {
base.DrawToolBarButtonBorder (dc, item, is_flat);
return;
}
Rectangle rectangle = item.Rectangle;
if (item.Button.Style == ToolBarButtonStyle.DropDownButton && item.Button.Parent.DropDownArrows)
rectangle.Width -= ToolBarDropDownWidth;
new VisualStyleRenderer (element).DrawBackground (dc, rectangle);
}
protected virtual void DrawToolBarToggleButtonBackground (Graphics dc, ToolBarItem item)
{
Brush brush;
Rectangle area = item.Rectangle;
area.X += ToolBarImageGripWidth;
area.Y += ToolBarImageGripWidth;
area.Width -= 2 * ToolBarImageGripWidth;
area.Height -= 2 * ToolBarImageGripWidth;
if (item.Button.Pushed)
brush = (Brush) ResPool.GetHatchBrush (HatchStyle.Percent50, ColorScrollBar, ColorControlLightLight);
else if (item.Button.PartialPush)
brush = SystemBrushes.ControlLight;
else
brush = SystemBrushes.Control;
dc.FillRectangle (brush, area);
}
protected override void DrawToolBarSeparator (Graphics dc, ToolBarItem item)
{
if (!RenderClientAreas) {
base.DrawToolBarSeparator (dc, item);
return;
}
VisualStyleElement element = ToolBarGetSeparatorVisualStyleElement (item);
if (!VisualStyleRenderer.IsElementDefined (element)) {
base.DrawToolBarSeparator (dc, item);
return;
}
new VisualStyleRenderer (element).DrawBackground (dc, item.Rectangle);
}
protected virtual void DrawToolBarButtonContents (Graphics dc, ToolBar control, ToolBarItem item, StringFormat format)
{
if (item.Button.Image != null) {
int x = item.ImageRectangle.X + ToolBarImageGripWidth;
int y = item.ImageRectangle.Y + ToolBarImageGripWidth;
// Increase vertical and horizontal position by 1 when button is pressed
if (item.Pressed || item.Button.Pushed) {
x += 1;
y += 1;
}
if (item.Button.Enabled)
dc.DrawImage (item.Button.Image, x, y);
else
CPDrawImageDisabled (dc, item.Button.Image, x, y, ColorControl);
}
Rectangle text_rect = item.TextRectangle;
if (text_rect.Width <= 0 || text_rect.Height <= 0)
return;
if (item.Pressed || item.Button.Pushed) {
text_rect.X += 1;
text_rect.Y += 1;
}
if (item.Button.Enabled)
dc.DrawString (item.Button.Text, control.Font, SystemBrushes.ControlText, text_rect, format);
else
CPDrawStringDisabled (dc, item.Button.Text, control.Font, control.BackColor, text_rect, format);
}
static VisualStyleElement ToolBarGetSeparatorVisualStyleElement (ToolBarItem toolBarItem)
{
return toolBarItem.Button.Parent.Vertical ?
VisualStyleElement.ToolBar.SeparatorVertical.Normal :
VisualStyleElement.ToolBar.SeparatorHorizontal.Normal;
}
internal void UIAPerformClick (ToolBarButton button)
{
ToolBarItem previous_item = current_item;
current_item = null;
foreach (ToolBarItem item in items)
if (item.Button == button) {
current_item = item;
break;
}
try {
if (current_item == null)
throw new ArgumentException ("button", "The button specified is not part of this toolbar");
PerformButtonClick (new ToolBarButtonClickEventArgs (button));
} finally {
current_item = previous_item;
}
}
protected override void DrawToolBarToggleButtonBackground (Graphics dc, ToolBarItem item)
{
if (!RenderClientAreas ||
!VisualStyleRenderer.IsElementDefined (ToolBarGetButtonVisualStyleElement (item)))
base.DrawToolBarToggleButtonBackground (dc, item);
}
void HighlightButton (int offset)
{
ArrayList enabled = new ArrayList ();
int count = 0;
int start = -1;
ToolBarItem curr_item = null;
foreach (ToolBarItem item in items) {
if (item.Hilight) {
start = count;
curr_item = item;
}
if (item.Button.Enabled) {
enabled.Add (item);
count++;
}
}
int next = (start + offset) % count;
if (next < 0)
next = count - 1;
if (next == start)
return;
if (curr_item != null)
curr_item.Hilight = false;
current_item = enabled [next] as ToolBarItem;
current_item.Hilight = true;
}
protected override void DrawToolBarDropDownArrow (Graphics dc, ToolBarItem item, bool is_flat)
{
if (!RenderClientAreas) {
base.DrawToolBarDropDownArrow (dc, item, is_flat);
return;
}
VisualStyleElement element = ToolBarGetDropDownArrowVisualStyleElement (item);
if (!VisualStyleRenderer.IsElementDefined (element)) {
base.DrawToolBarDropDownArrow (dc, item, is_flat);
return;
}
Rectangle rect = item.Rectangle;
rect.X = item.Rectangle.Right - ToolBarDropDownWidth;
rect.Width = ToolBarDropDownWidth;
new VisualStyleRenderer (element).DrawBackground (dc, rect);
}
private void ToolBar_MouseHover (object sender, EventArgs e)
{
if (Capture)
return;
if (tip_window == null)
tip_window = new ToolTip ();
ToolBarItem item = ItemAtPoint (PointToClient (Control.MousePosition));
current_item = item;
if (item == null || item.Button.ToolTipText.Length == 0)
return;
tip_window.Present (this, item.Button.ToolTipText);
TipDownTimer.Start ();
}
private static VisualStyleElement ToolBarGetDropDownArrowVisualStyleElement (ToolBarItem item)
{
if (ToolBarIsDisabled (item))
return VisualStyleElement.ToolBar.SplitButtonDropDown.Disabled;
if (ToolBarIsPressed (item))
return VisualStyleElement.ToolBar.SplitButtonDropDown.Pressed;
if (ToolBarIsChecked (item))
if (ToolBarIsHot (item))
return VisualStyleElement.ToolBar.SplitButtonDropDown.HotChecked;
else
return VisualStyleElement.ToolBar.SplitButtonDropDown.Checked;
if (ToolBarIsHot (item))
return VisualStyleElement.ToolBar.SplitButtonDropDown.Hot;
return VisualStyleElement.ToolBar.SplitButtonDropDown.Normal;
}
private void ToolBar_MouseMove (object sender, MouseEventArgs me)
{
if (!Enabled)
return;
if (tip_window != null && tip_window.Visible) {
TipDownTimer.Stop ();
TipDownTimer.Start ();
}
Point loc = new Point (me.X, me.Y);
if (Capture) {
// If the button was pressed and we leave, release the
// button press and vice versa
foreach (ToolBarItem item in items) {
if (item.Pressed &&
(item.Inside != item.Rectangle.Contains (loc))) {
item.Inside = item.Rectangle.Contains (loc);
item.Hilight = false;
break;
}
}
return;
}
if (current_item != null && current_item.Rectangle.Contains (loc)) {
if (ThemeEngine.Current.ToolBarHasHotElementStyles (this)) {
if (current_item.Hilight || (!ThemeEngine.Current.ToolBarHasHotCheckedElementStyles && current_item.Button.Pushed) || !current_item.Button.Enabled)
return;
current_item.Hilight = true;
}
} else {
if (tip_window != null) {
if (tip_window.Visible) {
tip_window.Hide (this);
TipDownTimer.Stop ();
}
current_item = ItemAtPoint (loc);
if (current_item != null && current_item.Button.ToolTipText.Length > 0) {
tip_window.Present (this, current_item.Button.ToolTipText);
TipDownTimer.Start ();
}
}
if (ThemeEngine.Current.ToolBarHasHotElementStyles (this)) {
foreach (ToolBarItem item in items) {
if (item.Rectangle.Contains (loc) && item.Button.Enabled) {
current_item = item;
if (current_item.Hilight || (!ThemeEngine.Current.ToolBarHasHotCheckedElementStyles && current_item.Button.Pushed))
continue;
current_item.Hilight = true;
}
else if (item.Hilight) {
item.Hilight = false;
}
}
}
}
}
protected override void DrawToolBarButton (Graphics dc, ToolBar control, ToolBarItem item, StringFormat format)
{
bool is_flat = control.Appearance == ToolBarAppearance.Flat;
if (item.Button.Style != ToolBarButtonStyle.Separator)
DoDrawToolBarButton (dc, item, is_flat);
switch (item.Button.Style) {
case ToolBarButtonStyle.DropDownButton:
if (control.DropDownArrows)
DrawToolBarDropDownArrow (dc, item, is_flat);
DrawToolBarButtonContents (dc, control, item, format);
break;
case ToolBarButtonStyle.Separator:
if (is_flat)
DrawToolBarSeparator (dc, item);
break;
case ToolBarButtonStyle.ToggleButton:
default:
DrawToolBarButtonContents (dc, control, item, format);
break;
}
}