protected void StartValues()
{
unlockedColor = BackColor;
unlockedStyle = ComboBoxStyle.DropDown;
DropDownHeight = 1;
DropDownWidth = 1;
}
public void ChildListAccessibleObject_FragmentNavigate_PreviousSibling_ReturnsExpected(
ComboBoxStyle comboBoxStyle,
bool createControl,
bool droppedDown)
{
using ComboBox comboBox = new ComboBox
{
DropDownStyle = comboBoxStyle
};
if (createControl)
{
comboBox.CreateControl();
}
comboBox.DroppedDown = droppedDown;
AccessibleObject previousItem = comboBox.ChildListAccessibleObject
.FragmentNavigate(UiaCore.NavigateDirection.PreviousSibling) as AccessibleObject;
AccessibleObject expectedItem = comboBoxStyle == ComboBoxStyle.Simple
? comboBox.ChildListAccessibleObject
: null;
Assert.Equal(expectedItem, previousItem);
Assert.True(comboBox.IsHandleCreated);
}
public void ChildListAccessibleObject_FragmentNavigate_NextSibling_ReturnsExpected(
ComboBoxStyle comboBoxStyle,
bool createControl,
bool droppedDown)
{
using ComboBox comboBox = new ComboBox
{
DropDownStyle = comboBoxStyle
};
if (createControl)
{
comboBox.CreateControl();
}
comboBox.DroppedDown = droppedDown;
AccessibleObject nextItem = comboBox.ChildListAccessibleObject
.FragmentNavigate(UiaCore.NavigateDirection.NextSibling) as AccessibleObject;
AccessibleObject expectedItem = comboBoxStyle == ComboBoxStyle.DropDownList
? comboBox.ChildTextAccessibleObject
: comboBox.ChildEditAccessibleObject;
Assert.Equal(expectedItem, nextItem);
Assert.True(comboBox.IsHandleCreated);
}
public void ComboBoxChildEditUiaProvider_FragmentNavigate_NextSibling_ReturnsExpected(
ComboBoxStyle comboBoxStyle,
bool createControl,
bool droppedDown)
{
using ComboBox comboBox = new ComboBox
{
DropDownStyle = comboBoxStyle
};
if (createControl)
{
comboBox.CreateControl();
}
comboBox.DroppedDown = droppedDown;
AccessibleObject nextItem = comboBox.ChildEditAccessibleObject
.FragmentNavigate(UiaCore.NavigateDirection.NextSibling) as AccessibleObject;
AccessibleObject expectedItem = comboBoxStyle != ComboBoxStyle.Simple
? ((ComboBox.ComboBoxAccessibleObject)comboBox.AccessibilityObject).DropDownButtonUiaProvider
: null;
Assert.Equal(expectedItem, nextItem);
Assert.True(comboBox.IsHandleCreated);
}
private void Init(IEnumerable <string> hints, ComboBoxStyle style, string value)
{
if (_control != null)
{
return;
}
ComboBox cbx = new ComboBox();
cbx.AutoSize = true;
cbx.DropDownStyle = style;
cbx.Anchor = UIConst.AutoSize;
if (hints != null)
{
foreach (string it in hints)
{
cbx.Items.Add(it);
}
if (cbx.Items.Count > 0)
{
cbx.SelectedIndex = 0;
}
}
_control = cbx;
Value = value;
}
public void DropDownButtonUiaProvider_FragmentNavigate_PreviousSibling_ReturnsExpected(
ComboBoxStyle comboBoxStyle,
bool createControl,
bool droppedDown)
{
using ComboBox comboBox = new ComboBox
{
DropDownStyle = comboBoxStyle
};
if (createControl)
{
comboBox.CreateControl();
}
comboBox.DroppedDown = droppedDown;
AccessibleObject previousItem = GetComboBoxAccessibleObject(comboBox).DropDownButtonUiaProvider
.FragmentNavigate(UiaCore.NavigateDirection.PreviousSibling) as AccessibleObject;
AccessibleObject expectedItem = comboBoxStyle == ComboBoxStyle.DropDownList
? comboBox.ChildTextAccessibleObject
: comboBox.ChildEditAccessibleObject;
Assert.Equal(expectedItem, previousItem);
Assert.True(comboBox.IsHandleCreated);
}
public void ChildListAccessibleObject_BoundingRectangle_ReturnsCorrectWidth_IfComboBoxIsScrollable(ComboBoxStyle comboBoxStyle)
{
const int expectedWidth = 100;
using ComboBox comboBox = new()
{
DropDownStyle = comboBoxStyle,
IntegralHeight = false
};
comboBox.Items.AddRange(Enumerable.Range(0, 11).Cast <object>().ToArray());
comboBox.CreateControl();
if (comboBoxStyle == ComboBoxStyle.Simple)
{
comboBox.Size = new Size(expectedWidth, 150);
}
else
{
comboBox.Size = new Size(expectedWidth, comboBox.Size.Height);
comboBox.DropDownHeight = 120;
comboBox.DroppedDown = true;
}
UiaCore.IRawElementProviderFragment childListUiaProvider = comboBox.ChildListAccessibleObject;
UiaCore.UiaRect actual = childListUiaProvider.BoundingRectangle;
Assert.Equal(expectedWidth, actual.width);
}
}
/// <summary>
///
/// </summary>
/// <param name="ctrl"></param>
/// <param name="tv"></param>
/// <param name="extra"></param>
public static void BindTo(this ComboBox ctrl, TextValues tv, ExtraItems extra = ExtraItems.NoExtra
, ComboBoxStyle style = ComboBoxStyle.DropDownList)
{
NotNull(ctrl, "ctrl");
NotNull(tv, "tv");
ctrl.Items.Clear();
ctrl.DisplayMember = "Item1"; // name of Tuple.Item1
ctrl.ValueMember = "Item2"; // name of Tuple.Item2
ctrl.DropDownStyle = style;
if ((extra & ExtraItems.AddNone) != 0)
{
ctrl.Items.Add(Tuple.Create(Properties.Resources.ListControl_ItemNone, NoneValue));
}
if ((extra & ExtraItems.AddAll) != 0)
{
ctrl.Items.Add(Tuple.Create(Properties.Resources.ListControl_ItemAll, AllValue));
}
tv.ForEach(_ => ctrl.Items.Add(_));
if (ctrl.Items.Count > 0)
{
ctrl.SelectedIndex = 0;
}
}
public ComboBox()
{
textEntry = new TextBox();
BackColor = SystemColors.Window;
BorderStyleInternal = BorderStyle.Fixed3D;
dropDownStyle = ComboBoxStyle.DropDown;
integralHeight = true;
maxDropDownItems = 8;
dropDownWidth = Width;
updateCount = 0;
itemHeight = FontHeight + 2;
selectedIndex = -1;
SetStyle(ControlStyles.ResizeRedraw, true);
textEntry.BorderStyle = BorderStyle.None;
textEntry.TabStop = false;
textEntry.LostFocus += new EventHandler(textentry_LostFocus);
textEntry.GotFocus += new EventHandler(textentry_GotFocus);
this.Controls.Add(textEntry);
popup = new PopupControl();
popup.BorderStyleInternal = BorderStyle.FixedSingle;
popup.BackColor = SystemColors.Window;
popup.PopDown += new EventHandler(popup_PopDown);
popup.Paint += new PaintEventHandler(popup_Paint);
popup.MouseDown += new MouseEventHandler(popup_MouseDown);
popup.MouseMove += new MouseEventHandler(popup_MouseMove);
popup.MouseUp += new MouseEventHandler(popup_MouseUp);
scrollbar = new VScrollBar();
scrollbar.Dock = DockStyle.Right;
scrollbar.BackColor = SystemColors.Control;
scrollbar.ValueChanged += new EventHandler(scrollbar_ValueChanged);
popup.Controls.Add(scrollbar);
}
/// <summary>
/// 创建DataGridView扩展的ComboBox列
/// </summary>
/// <param name="_dgv">要创建列的DataGridView</param>
/// <param name="_alignment">设置列的对齐方式</param>
/// <param name="_columnName">列名</param>
/// <param name="_headerText">标题名</param>
/// <param name="_dataPropertyName">绑定数据源的字段名称</param>
/// <param name="_toolTipText">TipText提示</param>
/// <param name="_readOnly">设置列是否只读，true 只读，false 读写</param>
/// <param name="_visible">设置列是否可见，true 显示，false 隐藏</param>
/// <param name="_cboDataSource">绑定ComboBox的数据源</param>
/// <param name="_displayMember">用于显示的字段名</param>
/// <param name="_valueMember">绑定Value的字段名</param>
/// <param name="_maxDropDownItems">设置显示最大的下拉项条数</param>
/// <param name="_dropDownStyle">设置显示类型</param>
/// <param name="_notEmpty">设置列是否为必填列，true 必填，false 非必填</param>
/// <param name="_backColor">设置列的背景色，当_notEmpty为true时，此项为必需值，为false，此项可以为Color.Empty</param>
/// <param name="_columnState">装载DataGridView可写可读、只读列的数据字典</param>
public static void InitDgvComboBoxExColumn(DataGridView _dgv,
DataGridViewContentAlignment _alignment, string _columnName, string _headerText,
string _dataPropertyName, string _toolTipText, bool _readOnly, bool _visible,
DataTable _cboDataSource, string _displayMember, string _valueMember,
int _maxDropDownItems, ComboBoxStyle _dropDownStyle,
bool _notEmpty, Color _backColor, ref Dictionary <string, bool> _columnState)
{
DataGridViewComboBoxExColumn comboBoxExCol = new DataGridViewComboBoxExColumn();
comboBoxExCol.HeaderCell.Style.Alignment = _alignment == 0 ? DataGridViewContentAlignment.MiddleLeft : _alignment;
comboBoxExCol.Name = _columnName;
comboBoxExCol.HeaderText = _headerText;
comboBoxExCol.DataPropertyName = _dataPropertyName;
comboBoxExCol.ToolTipText = _toolTipText;
comboBoxExCol.Visible = _visible;
comboBoxExCol.ReadOnly = _readOnly;
comboBoxExCol.DataSource = _cboDataSource;
comboBoxExCol.DisplayMember = _displayMember;
comboBoxExCol.ValueMember = _valueMember;
comboBoxExCol.MaxDropDownItems = _maxDropDownItems;
comboBoxExCol.DropDownStyle = _dropDownStyle;
if (_notEmpty == true)
{
comboBoxExCol.DefaultCellStyle.BackColor = _backColor;
}
_columnState.Add(_columnName, _readOnly);
_dgv.Columns.Add(comboBoxExCol);
}
public ComboBox()
{
textEntry = new TextBox();
BackColor = SystemColors.Window;
BorderStyleInternal = BorderStyle.Fixed3D;
dropDownStyle = ComboBoxStyle.DropDown;
integralHeight = true;
maxDropDownItems = 8;
dropDownWidth = Width;
updateCount = 0;
itemHeight = FontHeight + 2;
selectedIndex = -1;
SetStyle(ControlStyles.ResizeRedraw, true);
textEntry.BorderStyle = BorderStyle.None;
textEntry.TabStop = false;
textEntry.LostFocus += new EventHandler(textentry_LostFocus);
textEntry.GotFocus += new EventHandler(textentry_GotFocus);
this.Controls.Add(textEntry);
popup = new PopupControl();
popup.BorderStyleInternal = BorderStyle.FixedSingle;
popup.BackColor = SystemColors.Window;
popup.PopDown += new EventHandler(popup_PopDown);
popup.Paint +=new PaintEventHandler(popup_Paint);
popup.MouseDown+=new MouseEventHandler(popup_MouseDown);
popup.MouseMove+=new MouseEventHandler(popup_MouseMove);
popup.MouseUp+=new MouseEventHandler(popup_MouseUp);
scrollbar = new VScrollBar();
scrollbar.Dock = DockStyle.Right;
scrollbar.BackColor = SystemColors.Control;
scrollbar.ValueChanged+=new EventHandler(scrollbar_ValueChanged);
popup.Controls.Add(scrollbar);
}
protected override void OnDropDownStyleChanged(EventArgs e)
{
base.OnDropDownStyleChanged(e);
if (!this.updatingStyle)
{
this.prevStyle = this.DropDownStyle;
}
}
private ComboBox GetComboBoxWithMaxSize(ComboBoxStyle comboBoxStyle)
{
ComboBox comboBox = GetComboBox(comboBoxStyle);
comboBox.Size = new Size(100, 50);
comboBox.SelectedIndex = 1;
return(comboBox);
}
public ComboBoxBinder(string value, IEnumerable <string> hints, ComboBoxStyle style)
{
if (style == ComboBoxStyle.DropDownList)
{
Debug.Assert(Finder.Find(hints, value));
}
Init(hints, style, value);
}
/// <summary>
/// Default ctor, load items from type converted.
/// </summary>
public EnumComboBox(ComboBoxStyle dropDownStyle, TypeConverter converter)
{
DropDownStyle = dropDownStyle;
foreach (T value in converter.GetStandardValues())
{
AddItem(converter.ConvertToString(value), value);
}
}
public void ComboBoxItemAccessibleObject_FragmentNavigate_Child_ReturnNull(ComboBoxStyle comboBoxStyle)
{
using ComboBox comboBox = GetComboBox(comboBoxStyle);
AccessibleObject childListAccessibleObject = comboBox.ChildListAccessibleObject;
AccessibleObject comboBoxItem = (AccessibleObject)childListAccessibleObject.FragmentNavigate(Interop.UiaCore.NavigateDirection.FirstChild);
Assert.Null(comboBoxItem.FragmentNavigate(UiaCore.NavigateDirection.FirstChild));
Assert.Null(comboBoxItem.FragmentNavigate(UiaCore.NavigateDirection.LastChild));
}
public void ComboBoxAccessibleObject_GetPropertyValue_IfHandleIsCreated_ReturnsExpected(ComboBoxStyle style, bool droppedDown, string expectedAction)
{
using ComboBox comboBox = new() { DropDownStyle = style };
comboBox.CreateControl();
comboBox.DroppedDown = droppedDown;
Assert.Equal(expectedAction, comboBox.AccessibilityObject.GetPropertyValue(UiaCore.UIA.LegacyIAccessibleDefaultActionPropertyId));
Assert.True(comboBox.IsHandleCreated);
}
private ComboBox GetComboBoxWithMaxHeight(ComboBoxStyle comboBoxStyle)
{
ComboBox comboBox = GetComboBox(comboBoxStyle);
comboBox.DropDownHeight = 10;
comboBox.SelectedIndex = 1;
comboBox.DroppedDown = true;
return(comboBox);
}
public void ComboBoxAccessibleObject_DefaultAction_IfHandleIsCreated_ReturnsExpected(ComboBoxStyle style, bool droppedDown, string expectedAction)
{
using ComboBox comboBox = new() { DropDownStyle = style };
comboBox.CreateControl();
comboBox.DroppedDown = droppedDown;
Assert.True(comboBox.IsHandleCreated);
Assert.Equal(expectedAction, comboBox.AccessibilityObject.DefaultAction);
}
private ComboBox GetComboBoxWithMaxItems(ComboBoxStyle comboBoxStyle)
{
ComboBox comboBox = GetComboBox(comboBoxStyle);
comboBox.IntegralHeight = false;
comboBox.MaxDropDownItems = 1;
comboBox.SelectedIndex = 1;
comboBox.DroppedDown = true;
return(comboBox);
}
public static object Show(string Prompt, int WndWidth, ComboBoxStyle style, Font font,object datasource, string displaymember)
{
var frm = GetForm(Prompt, WndWidth, style, font);
(frm.Controls[0] as ComboBox).DataSource = datasource;
(frm.Controls[0] as ComboBox).DisplayMember = displaymember;
System.Windows.Forms.DialogResult dr = frm.ShowDialog();
if (dr == System.Windows.Forms.DialogResult.OK)
return frm.Controls[0].Text;
return string.Empty;
}
public void ComboBoxAccessibleObject_FragmentNavigate_FirstChild_NotNull(ComboBoxStyle comboBoxStyle)
{
using var control = new ComboBox
{
DropDownStyle = comboBoxStyle
};
var accessibleObject = control.AccessibilityObject;
UiaCore.IRawElementProviderFragment firstChild = accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.NotNull(firstChild);
}
public void ApplyComboBoxStyle(ComboBoxStyle style)
{
if (style.ItemsContainerStyle != null)
{
_itemsContainer.ApplyWidgetStyle(style.ItemsContainerStyle);
}
_dropDownItemStyle = style.ListItemStyle;
ApplyButtonStyle(style);
}
public void ComboBoxChildEditUiaProvider_SupportsValuePattern(ComboBoxStyle comboBoxStyle)
{
using ComboBox comboBox = new ComboBox
{
DropDownStyle = comboBoxStyle
};
comboBox.CreateControl();
AccessibleObject accessibleObject = comboBox.ChildEditAccessibleObject;
Assert.True((bool)accessibleObject.GetPropertyValue(UiaCore.UIA.IsValuePatternAvailablePropertyId));
}
public void DropDownStyleTest()
{
ToolStripComboBox ComboBox = null; // TODO: Initialize to an appropriate value
ComboBoxItem target = new ComboBoxItem(ComboBox); // TODO: Initialize to an appropriate value
ComboBoxStyle expected = new ComboBoxStyle(); // TODO: Initialize to an appropriate value
ComboBoxStyle actual;
target.DropDownStyle = expected;
actual = target.DropDownStyle;
Assert.AreEqual(expected, actual);
Assert.Inconclusive("Verify the correctness of this test method.");
}
public ComboBox(ComboBoxStyle style) : base(new Button((ButtonStyle)null))
{
HorizontalAlignment = HorizontalAlignment.Left;
VerticalAlignment = VerticalAlignment.Top;
_itemsContainer = new Grid();
if (style != null)
{
ApplyComboBoxStyle(style);
}
}
public ComboBoxCustom(Point point, Size size, Padding padding, ComboBoxStyle boxStyle, FlatStyle flatStyle,
string name, float font_size = 12F)
{
Location = point;
Size = size;
Margin = padding;
DropDownStyle = boxStyle;
FlatStyle = flatStyle;
ForeColor = SystemColors.Control;
TabIndex = 0;
TabStop = false;
Font = new Font("Ubuntu Light", font_size, FontStyle.Regular, GraphicsUnit.Point, 204);
}
private ComboBox GetComboBox(ComboBoxStyle comboBoxStyle)
{
ComboBox comboBox = new ComboBox
{
DropDownStyle = comboBoxStyle
};
comboBox.Items.Add(1);
comboBox.Items.Add(2);
comboBox.Items.Add(3);
comboBox.CreateControl();
return(comboBox);
}
private static Form GetForm(string Prompt, int WndWidth, ComboBoxStyle style, Font font)
{
Form frm = new System.Windows.Forms.Form();
frm.AutoSize = true;
frm.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
frm.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedToolWindow;
frm.Height = 1;
frm.Width = 1;
frm.Text = Prompt;
ComboBox cb = new ComboBox();
cb.DropDownStyle = style;
if (font != null)
{
cb.Font = font;
}
cb.Width = WndWidth;
cb.KeyPress += KeyPressed;
frm.Controls.Add(cb);
System.Windows.Forms.Button okb = new System.Windows.Forms.Button();
okb.Text = "ОК";
if (font == null)
{
okb.Location = new System.Drawing.Point(25, 24);
}
else
{
okb.Location = new System.Drawing.Point(25, 24 + (int)(font.Size / 2));
}
okb.DialogResult = System.Windows.Forms.DialogResult.OK;
if (font != null)
{
okb.Font = font;
}
okb.AutoSize = true;
frm.Controls.Add(okb);
System.Windows.Forms.Button cancelb = new System.Windows.Forms.Button();
cancelb.Text = "Отмена";
cancelb.Location = new System.Drawing.Point(100, 24 + (int)(font.Size / 2));
cancelb.DialogResult = System.Windows.Forms.DialogResult.Cancel;
cancelb.AutoSize = true;
if (font != null)
{
cancelb.Font = font;
}
frm.Controls.Add(cancelb);
return(frm);
}
public void DropDownButtonUiaProvider_FragmentNavigate_PreviousSibling_ReturnsExpected_IfHandleIsNotCreated(
ComboBoxStyle comboBoxStyle)
{
using ComboBox comboBox = new ComboBox
{
DropDownStyle = comboBoxStyle
};
AccessibleObject previousItem = GetComboBoxAccessibleObject(comboBox).DropDownButtonUiaProvider
.FragmentNavigate(UiaCore.NavigateDirection.PreviousSibling) as AccessibleObject;
Assert.Null(previousItem);
Assert.False(comboBox.IsHandleCreated);
}
public ComboBox(ComboBoxStyle style) : base(style)
{
HorizontalAlignment = HorizontalAlignment.Left;
VerticalAlignment = VerticalAlignment.Top;
_itemsContainer = new Grid();
if (style != null)
{
ApplyComboBoxStyle(style);
}
_items.CollectionChanged += ItemsOnCollectionChanged;
}
public void DropDownButtonUiaProvider_Name_ReturnsExpected(ComboBoxStyle comboBoxStyle)
{
using ComboBox comboBox = new ComboBox
{
DropDownStyle = comboBoxStyle
};
Assert.Equal(SR.ComboboxDropDownButtonOpenName, GetComboBoxAccessibleObject(comboBox).DropDownButtonUiaProvider.Name);
// Open the dropdown list
comboBox.DroppedDown = true;
Assert.Equal(SR.ComboboxDropDownButtonCloseName, GetComboBoxAccessibleObject(comboBox).DropDownButtonUiaProvider.Name);
}
//=====================================================================
/// <summary>
/// Constructor
/// </summary>
protected BaseComboBox()
{
maxDropDownItems = 8;
dropDownStyle = ComboBoxStyle.DropDown;
dropDownBackColor = SystemColors.Control;
autoCompleteText = String.Empty;
autoCompleteEnabled = true;
simpleHeight = 48;
hTheme = IntPtr.Zero;
themeState = UnsafeNativeMethods.ComboBoxNormal;
dropDownFont = new Font(Control.DefaultFont, Control.DefaultFont.Style);
this.SuspendLayout();
txtValue = new BaseComboBox.ComboTextBox(this);
txtValue.AutoSize = false;
txtValue.Location = new System.Drawing.Point(1, 1);
txtValue.Size = new System.Drawing.Size(128, 15);
txtValue.TabIndex = 0;
this.Controls.Add(this.txtValue);
this.Size = new System.Drawing.Size(150, 23);
this.ResumeLayout(false);
txtValue.TextChanged += txtValue_TextChanged;
txtValue.GotFocus += txtValue_GotFocus;
txtValue.LostFocus += txtValue_LostFocus;
txtValue.Click += txtValue_Click;
txtValue.DoubleClick += txtValue_DoubleClick;
txtValue.MouseUp += txtValue_MouseUp;
txtValue.MouseDown += txtValue_MouseDown;
txtValue.KeyDown += txtValue_KeyDown;
txtValue.KeyPress += txtValue_KeyPress;
txtValue.KeyUp += txtValue_KeyUp;
txtValue.PreviewKeyDown += txtValue_PreviewKeyDown;
base.ForeColor = txtValue.ForeColor;
base.BackColor = txtValue.BackColor;
}
public ComboBoxElement(BindingList<object> list, ComboBoxStyle style)
{
var combo = new ComboBox();
combo.DataSource = list;
combo.DropDownStyle = style;
// BindingList<T>.ResetBindings() when set as ComboBox.DataSource will clear the SelectedValue (and subsequently Text) of the combo
// therefore, hook ListChanged, cache the current SelectedValue/Text and on SelectedValueChanged, check if there's a cached value and set it.
// Also, if SetValues() is called before the list data exists and we have DropDownList, we'll need to cache the value for when the list updates.
list.ListChanged += (s, e) =>
{
if (_cache == null)
_cache = style == ComboBoxStyle.DropDownList ? combo.SelectedItem : combo.Text;
};
combo.SelectedValueChanged += (s, e) =>
{
if (_cache != null)
{
var value = _cache;
_cache = null;
if (style == ComboBoxStyle.DropDownList)
combo.SelectedItem = value;
else
combo.Text = value.ToString();
}
};
// TextChanged handles list selection and user input
combo.TextChanged += (sender, e) =>{ OnChanged(); };
// SelectedIndexChanged handles DropDownList selection
combo.SelectedIndexChanged += (sender, e) => { OnChanged(); };
// Detect Enter key and trigger search
combo.KeyDown += (sender, e) => { if (e.KeyCode == Keys.Enter) OnSearch(); };
Element = combo;
dbqf.WinForms.Extensions.ComboBoxExtension.AdjustWidthOnDropDown(combo);
}
private static Form GetForm(string Prompt, int WndWidth,ComboBoxStyle style, Font font)
{
Form frm = new System.Windows.Forms.Form();
frm.AutoSize = true;
frm.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
frm.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedToolWindow;
frm.Height = 1;
frm.Width = 1;
frm.Text = Prompt;
ComboBox cb = new ComboBox();
cb.DropDownStyle = style;
if (font != null)
cb.Font = font;
cb.Width = WndWidth;
cb.KeyPress += KeyPressed;
frm.Controls.Add(cb);
System.Windows.Forms.Button okb = new System.Windows.Forms.Button();
okb.Text = "ОК";
if (font == null)
okb.Location = new System.Drawing.Point(25, 24);
else
okb.Location = new System.Drawing.Point(25, 24 + (int)(font.Size / 2));
okb.DialogResult = System.Windows.Forms.DialogResult.OK;
if (font != null)
okb.Font = font;
okb.AutoSize = true;
frm.Controls.Add(okb);
System.Windows.Forms.Button cancelb = new System.Windows.Forms.Button();
cancelb.Text = "Отмена";
cancelb.Location = new System.Drawing.Point(100, 24 + (int)(font.Size / 2));
cancelb.DialogResult = System.Windows.Forms.DialogResult.Cancel;
cancelb.AutoSize = true;
if (font != null)
cancelb.Font = font;
frm.Controls.Add(cancelb);
return frm;
}
internal void Init(AdminArg arg)
{
// 先清空
this.dataBox.Text = null;
this.dataBox.Items.Clear();
dataBox.SuspendLayout();
switch(arg.Style)
{
case BoxStyle.Text:
{
this.Style = ComboBoxStyle.Simple;
}
break;
case BoxStyle.Combox:
{// 下拉菜单
this.Style = ComboBoxStyle.DropDown;
if(arg.Items.Count > 0)
{
foreach (var item in arg.Items)
{
dataBox.Items.Add(item);
}
this.dataBox.SelectedIndex = 0;
}
}
break;
case BoxStyle.Option:
{
this.Style = ComboBoxStyle.DropDownList;
if(arg.Options != null && arg.Options.Count > 0)
{
foreach (var option in arg.Options)
{
dataBox.Items.Add(option);
}
this.dataBox.SelectedIndex = 0;
}
}
break;
}
this.Tag = arg;
this.ArgName = arg.Show;
this.ArgData = arg.Data;
dataBox.ResumeLayout();
}
public DGCBColumn(ComboBoxStyle cbs)
{
_cb.Visible = false;
_cb.DropDownStyle = cbs;
}
public void setComboType(ComboBoxStyle combSty)
{
cboSelectTemplate.DropDownStyle = combSty;
}
private void AddToolBarComboBoxButton(Hashtable table, System.Type commandGroup, int commandID, string helpText, int width, ComboBoxStyle style, object[] items)
{
this.AddToolBarComboBoxButton(table, commandGroup, commandID, 0, helpText, width, style, items, null);
}
private void AddToolBarComboBoxButton(Hashtable table, System.Type commandGroup, int commandID, int fillCommandID, string helpText, int width, ComboBoxStyle style, object[] items, string initialText)
{
ComboBoxToolBarButton button = new ComboBoxToolBarButton();
button.DropDownStyle = style;
button.ComboBoxItems = items;
button.ToolTipText = helpText;
button.Text = new string('_', width);
button.InitialText = initialText;
button.ImageIndex = 0;
table[commandID] = button;
this.cm.AddCommand(button, commandGroup, commandID, fillCommandID);
}
protected override void OnEnabledChanged(EventArgs e)
{
base.OnEnabledChanged(e);
this.updatingStyle = true;
if (this.Enabled) this.DropDownStyle = this.prevStyle;
else
{
this.prevStyle = this.DropDownStyle;
this.DropDownStyle = ComboBoxStyle.DropDownList;
}
this.updatingStyle = false;
}
protected override void OnDropDownStyleChanged(EventArgs e)
{
base.OnDropDownStyleChanged(e);
if (!this.updatingStyle) this.prevStyle = this.DropDownStyle;
}
/// <summary>
/// MustRenderVisibleControl
/// </summary>
/// <param name="style"></param>
/// <returns></returns>
private bool MustRenderVisibleControl(ComboBoxStyle style)
{
if (style == ComboBoxStyle.DropDownList)
return (true);
OperatingSystem osInfo = Environment.OSVersion;
return (osInfo.Platform == PlatformID.Win32Windows ||
(osInfo.Platform == PlatformID.Win32NT && osInfo.Version.Major < 6));
}
public ComboBoxToolBarButton(string text)
: base(text)
{
this._style = ComboBoxStyle.DropDownList;
this._dropDownWidth = -1;
}
private void InitializeComponent()
{
this.SuspendLayout();
//
// ColorDropDown
//
this.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
this.ResumeLayout(false);
}
