Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Designer / WebForms / System / Web / UI / Design / WebControls / ListControls / DataListGeneralPage.cs / 1 / DataListGeneralPage.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.Design.WebControls.ListControls { using System; using System.Design; using System.Collections; using System.Globalization; using System.ComponentModel; using System.Data; using System.Diagnostics; using System.Drawing; using System.Web.UI; using System.Web.UI.Design.Util; using System.Web.UI.WebControls; using System.Windows.Forms; using DataBinding = System.Web.UI.DataBinding; using DataList = System.Web.UI.WebControls.DataList; using CheckBox = System.Windows.Forms.CheckBox; using Control = System.Windows.Forms.Control; using Label = System.Windows.Forms.Label; using PropertyDescriptor = System.ComponentModel.PropertyDescriptor; ////// /// The General page for the DataList control. /// ///[System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] internal sealed class DataListGeneralPage : BaseDataListPage { private const int IDX_DIR_HORIZONTAL = 0; private const int IDX_DIR_VERTICAL = 1; private const int IDX_MODE_TABLE = 0; private const int IDX_MODE_FLOW = 1; private CheckBox showHeaderCheck; private CheckBox showFooterCheck; private NumberEdit repeatColumnsEdit; private ComboBox repeatDirectionCombo; private ComboBox repeatLayoutCombo; private CheckBox extractRowsCheck; /// protected override string HelpKeyword { get { return "net.Asp.DataListProperties.General"; } } /// /// /// Initializes the UI of the form. /// private void InitForm() { GroupLabel headerFooterGroup = new GroupLabel(); this.showHeaderCheck = new CheckBox(); this.showFooterCheck = new CheckBox(); GroupLabel repeatGroup = new GroupLabel(); Label repeatColumnsLabel = new Label(); this.repeatColumnsEdit = new NumberEdit(); Label repeatDirectionLabel = new Label(); this.repeatDirectionCombo = new ComboBox(); Label repeatLayoutLabel = new Label(); this.repeatLayoutCombo = new ComboBox(); GroupLabel templatesGroup = new GroupLabel(); this.extractRowsCheck = new CheckBox(); headerFooterGroup.SetBounds(4, 4, 360, 16); headerFooterGroup.Text = SR.GetString(SR.DLGen_HeaderFooterGroup); headerFooterGroup.TabIndex = 7; headerFooterGroup.TabStop = false; showHeaderCheck.SetBounds(8, 24, 170, 16); showHeaderCheck.TabIndex = 8; showHeaderCheck.Text = SR.GetString(SR.DLGen_ShowHeader); showHeaderCheck.TextAlign = ContentAlignment.MiddleLeft; showHeaderCheck.FlatStyle = FlatStyle.System; showHeaderCheck.CheckedChanged += new EventHandler(this.OnCheckChangedShowHeader); showFooterCheck.SetBounds(8, 42, 170, 16); showFooterCheck.TabIndex = 9; showFooterCheck.Text = SR.GetString(SR.DLGen_ShowFooter); showFooterCheck.TextAlign = ContentAlignment.MiddleLeft; showFooterCheck.FlatStyle = FlatStyle.System; showFooterCheck.CheckedChanged += new EventHandler(this.OnCheckChangedShowFooter); repeatGroup.SetBounds(4, 68, 360, 16); repeatGroup.Text = SR.GetString(SR.DLGen_RepeatLayoutGroup); repeatGroup.TabIndex = 10; repeatGroup.TabStop = false; repeatColumnsLabel.SetBounds(8, 88, 106, 16); repeatColumnsLabel.Text = SR.GetString(SR.DLGen_RepeatColumns); repeatColumnsLabel.TabStop = false; repeatColumnsLabel.TabIndex = 11; repeatColumnsEdit.SetBounds(112, 84, 40, 21); repeatColumnsEdit.AllowDecimal = false; repeatColumnsEdit.AllowNegative = false; repeatColumnsEdit.TabIndex = 12; repeatColumnsEdit.TextChanged += new EventHandler(this.OnChangedRepeatProps); repeatDirectionLabel.SetBounds(8, 113, 106, 16); repeatDirectionLabel.Text = SR.GetString(SR.DLGen_RepeatDirection); repeatDirectionLabel.TabStop = false; repeatDirectionLabel.TabIndex = 13; repeatDirectionCombo.SetBounds(112, 109, 140, 56); repeatDirectionCombo.DropDownStyle = ComboBoxStyle.DropDownList; repeatDirectionCombo.Items.AddRange(new object[] { SR.GetString(SR.DLGen_RD_Horz), SR.GetString(SR.DLGen_RD_Vert) }); repeatDirectionCombo.TabIndex = 14; repeatDirectionCombo.SelectedIndexChanged += new EventHandler(this.OnChangedRepeatProps); repeatLayoutLabel.SetBounds(8, 138, 106, 16); repeatLayoutLabel.Text = SR.GetString(SR.DLGen_RepeatLayout); repeatLayoutLabel.TabStop = false; repeatLayoutLabel.TabIndex = 15; repeatLayoutCombo.SetBounds(112, 134, 140, 21); repeatLayoutCombo.DropDownStyle = ComboBoxStyle.DropDownList; repeatLayoutCombo.Items.AddRange(new object[] { SR.GetString(SR.DLGen_RL_Table), SR.GetString(SR.DLGen_RL_Flow) }); repeatLayoutCombo.TabIndex = 16; repeatLayoutCombo.SelectedIndexChanged += new EventHandler(this.OnChangedRepeatProps); templatesGroup.SetBounds(4, 162, 360, 16); templatesGroup.Text = SR.GetString(SR.DLGen_Templates); templatesGroup.TabIndex = 17; templatesGroup.TabStop = false; templatesGroup.Visible = false; extractRowsCheck.SetBounds(8, 182, 260, 16); extractRowsCheck.Text = SR.GetString(SR.DLGen_ExtractRows); extractRowsCheck.TabIndex = 18; extractRowsCheck.Visible = false; extractRowsCheck.FlatStyle = FlatStyle.System; extractRowsCheck.CheckedChanged += new EventHandler(this.OnCheckChangedExtractRows); this.Text = SR.GetString(SR.DLGen_Text); this.AccessibleDescription = SR.GetString(SR.DLGen_Desc); this.Size = new Size(368, 280); this.CommitOnDeactivate = true; this.Icon = new Icon(this.GetType(), "DataListGeneralPage.ico"); Controls.Clear(); Controls.AddRange(new Control[] { extractRowsCheck, templatesGroup, repeatLayoutCombo, repeatLayoutLabel, repeatDirectionCombo, repeatDirectionLabel, repeatColumnsEdit, repeatColumnsLabel, repeatGroup, showFooterCheck, showHeaderCheck, headerFooterGroup }); } ////// /// Initializes the page before it can be loaded with the component. /// private void InitPage() { showHeaderCheck.Checked = false; showFooterCheck.Checked = false; repeatColumnsEdit.Clear(); repeatDirectionCombo.SelectedIndex = -1; repeatLayoutCombo.SelectedIndex = -1; extractRowsCheck.Checked = false; } ////// /// Loads the component into the page. /// protected override void LoadComponent() { InitPage(); DataList dataList = (DataList)GetBaseControl(); showHeaderCheck.Checked = dataList.ShowHeader; showFooterCheck.Checked = dataList.ShowFooter; repeatColumnsEdit.Text = (dataList.RepeatColumns).ToString(NumberFormatInfo.CurrentInfo); switch (dataList.RepeatDirection) { case RepeatDirection.Horizontal: repeatDirectionCombo.SelectedIndex = IDX_DIR_HORIZONTAL; break; case RepeatDirection.Vertical: repeatDirectionCombo.SelectedIndex = IDX_DIR_VERTICAL; break; } switch (dataList.RepeatLayout) { case RepeatLayout.Table: repeatLayoutCombo.SelectedIndex = IDX_MODE_TABLE; break; case RepeatLayout.Flow: repeatLayoutCombo.SelectedIndex = IDX_MODE_FLOW; break; } extractRowsCheck.Checked = dataList.ExtractTemplateRows; } ////// /// Handles changes to the extract rows checkbox /// private void OnCheckChangedExtractRows(object source, EventArgs e) { if (IsLoading()) return; SetDirty(); } ////// /// Handles changes to the different repeater properties /// private void OnChangedRepeatProps(object source, EventArgs e) { if (IsLoading()) return; SetDirty(); } ////// /// private void OnCheckChangedShowHeader(object source, EventArgs e) { if (IsLoading()) return; SetDirty(); } ////// /// private void OnCheckChangedShowFooter(object source, EventArgs e) { if (IsLoading()) return; SetDirty(); } ////// /// Saves the component loaded into the page. /// protected override void SaveComponent() { DataList dataList = (DataList)GetBaseControl(); dataList.ShowHeader = showHeaderCheck.Checked; dataList.ShowFooter = showFooterCheck.Checked; string repeatColumnsValue = repeatColumnsEdit.Text.Trim(); if (repeatColumnsValue.Length != 0) { try { dataList.RepeatColumns = Int32.Parse(repeatColumnsValue, CultureInfo.CurrentCulture); } catch { repeatColumnsEdit.Text = (dataList.RepeatColumns).ToString(CultureInfo.CurrentCulture); } } switch (repeatDirectionCombo.SelectedIndex) { case IDX_DIR_HORIZONTAL: dataList.RepeatDirection = RepeatDirection.Horizontal; break; case IDX_DIR_VERTICAL: dataList.RepeatDirection = RepeatDirection.Vertical; break; } switch (repeatLayoutCombo.SelectedIndex) { case IDX_MODE_TABLE: dataList.RepeatLayout = RepeatLayout.Table; break; case IDX_MODE_FLOW: dataList.RepeatLayout = RepeatLayout.Flow; break; } dataList.ExtractTemplateRows = extractRowsCheck.Checked; } ////// /// Sets the component that is to be edited in the page. /// public override void SetComponent(IComponent component) { base.SetComponent(component); InitForm(); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. 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