findreplaceform.cs

来自「一个很好用的html编辑器。带源码」· CS 代码 · 共 456 行 · 第 1/2 页

			// labelReplace
			// 
			this.labelReplace.Location = new System.Drawing.Point(8, 48);
			this.labelReplace.Name = "labelReplace";
			this.labelReplace.Size = new System.Drawing.Size(96, 23);
			this.labelReplace.TabIndex = 0;
			this.labelReplace.Text = "Replace  With:";
			// 
			// textReplace
			// 
			this.textReplace.Location = new System.Drawing.Point(112, 48);
			this.textReplace.Name = "textReplace";
			this.textReplace.Size = new System.Drawing.Size(296, 20);
			this.textReplace.TabIndex = 2;
			this.textReplace.Text = "";
			this.textReplace.TextChanged += new System.EventHandler(this.textReplace_TextChanged);
			// 
			// bReplaceAll
			// 
			this.bReplaceAll.BackColor = System.Drawing.SystemColors.Control;
			this.bReplaceAll.Location = new System.Drawing.Point(176, 80);
			this.bReplaceAll.Name = "bReplaceAll";
			this.bReplaceAll.TabIndex = 7;
			this.bReplaceAll.Text = "Replace All";
			this.bReplaceAll.Click += new System.EventHandler(this.bReplaceAll_Click);
			// 
			// bReplace
			// 
			this.bReplace.BackColor = System.Drawing.SystemColors.Control;
			this.bReplace.Location = new System.Drawing.Point(96, 80);
			this.bReplace.Name = "bReplace";
			this.bReplace.TabIndex = 6;
			this.bReplace.Text = "Replace";
			this.bReplace.Click += new System.EventHandler(this.bReplace_Click);
			// 
			// bOptions
			// 
			this.bOptions.BackColor = System.Drawing.SystemColors.Control;
			this.bOptions.Location = new System.Drawing.Point(8, 80);
			this.bOptions.Name = "bOptions";
			this.bOptions.TabIndex = 5;
			this.bOptions.Text = "Options";
			this.bOptions.Click += new System.EventHandler(this.bOptions_Click);
			// 
			// optionMatchCase
			// 
			this.optionMatchCase.Location = new System.Drawing.Point(8, 8);
			this.optionMatchCase.Name = "optionMatchCase";
			this.optionMatchCase.Size = new System.Drawing.Size(240, 24);
			this.optionMatchCase.TabIndex = 8;
			this.optionMatchCase.Text = "Match Exact Case";
			// 
			// optionMatchWhole
			// 
			this.optionMatchWhole.Location = new System.Drawing.Point(8, 32);
			this.optionMatchWhole.Name = "optionMatchWhole";
			this.optionMatchWhole.Size = new System.Drawing.Size(240, 24);
			this.optionMatchWhole.TabIndex = 9;
			this.optionMatchWhole.Text = "Match Whole Word Only";
			// 
			// panelOptions
			// 
			this.panelOptions.BackColor = System.Drawing.SystemColors.ControlLightLight;
			this.panelOptions.Controls.Add(this.optionMatchCase);
			this.panelOptions.Controls.Add(this.optionMatchWhole);
			this.panelOptions.Location = new System.Drawing.Point(16, 152);
			this.panelOptions.Name = "panelOptions";
			this.panelOptions.Size = new System.Drawing.Size(424, 64);
			this.panelOptions.TabIndex = 8;
			// 
			// panelInput
			// 
			this.panelInput.BackColor = System.Drawing.SystemColors.ControlLightLight;
			this.panelInput.Controls.Add(this.labelFind);
			this.panelInput.Controls.Add(this.textFind);
			this.panelInput.Controls.Add(this.labelReplace);
			this.panelInput.Controls.Add(this.textReplace);
			this.panelInput.Controls.Add(this.bOptions);
			this.panelInput.Controls.Add(this.bReplace);
			this.panelInput.Controls.Add(this.bReplaceAll);
			this.panelInput.Controls.Add(this.bFindNext);
			this.panelInput.Controls.Add(this.bCancel);
			this.panelInput.Location = new System.Drawing.Point(16, 40);
			this.panelInput.Name = "panelInput";
			this.panelInput.Size = new System.Drawing.Size(424, 112);
			this.panelInput.TabIndex = 9;
			// 
			// FindReplaceForm
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.CancelButton = this.bCancel;
			this.ClientSize = new System.Drawing.Size(458, 224);
			this.Controls.Add(this.panelOptions);
			this.Controls.Add(this.panelInput);
			this.Controls.Add(this.tabControl);
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
			this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
			this.MaximizeBox = false;
			this.MinimizeBox = false;
			this.Name = "FindReplaceForm";
			this.ShowInTaskbar = false;
			this.SizeGripStyle = System.Windows.Forms.SizeGripStyle.Hide;
			this.Text = "Find and Replace";
			this.tabControl.ResumeLayout(false);
			this.panelOptions.ResumeLayout(false);
			this.panelInput.ResumeLayout(false);
			this.ResumeLayout(false);

		}
		#endregion


		// define the visibility of the options
		// based on the user clicking the options button
		private void bOptions_Click(object sender, System.EventArgs e)
		{
			options = !options;
			DefineOptionsWindow(options);

		} //OptionsClick


		// set the state of the form based on the index slected
		private void tabControl_SelectedIndexChanged(object sender, System.EventArgs e)
		{
			if (this.tabControl.SelectedIndex == 0)
			{
				findNotReplace = true;
			}
			else
			{
				findNotReplace = false;
			}
			DefineFindWindow(findNotReplace);
		
		} //SelectedIndexChanged


		// replace a given text string with the replace value
		private void bReplace_Click(object sender, System.EventArgs e)
		{
			// find and replace the given text
			if (!this.FindReplaceOne(findText, replaceText, this.optionMatchWhole.Checked, this.optionMatchCase.Checked)) 
			{
				MessageBox.Show("All occurrences have been replaced!", "Find and Replace");
			}
		
		} //ReplaceClick


		// replace all occurences of a string with the replace value
		private void bReplaceAll_Click(object sender, System.EventArgs e)
		{
			int found = this.FindReplaceAll(findText, replaceText, this.optionMatchWhole.Checked, this.optionMatchCase.Checked);

			// indicate the number of replaces found
			MessageBox.Show(string.Format("{0} occurrences replaced", found), "Find and Replace");
		
		} // ReplaceAllClick


		// find the next occurence of the given string
		private void bFindNext_Click(object sender, System.EventArgs e)
		{
			// once find has completed indicate to the user success or failure
			if (!this.FindNext(findText, this.optionMatchWhole.Checked, this.optionMatchCase.Checked))
			{
				MessageBox.Show("No more occurrences found!", "Find and Replace");
			}
		
		} //FindNextClick


		// once the text has been changed reset the ranges to be worked with
		// initially defined by the set in the constructor
		private void textFind_TextChanged(object sender, System.EventArgs e)
		{
			ResetTextState();

		} //FindTextChanged


		// once the text has been changed reset the ranges to be worked with
		// initially defined by the set in the constructor
		private void textReplace_TextChanged(object sender, System.EventArgs e)
		{
			ResetTextState();

		} //TextChanged


		// sets the form state based on user input for Replace
		private void ResetTextState()
		{
			// reset the range being worked with
			this.FindReplaceReset();

			// determine the text values
			findText = this.textFind.Text.Trim();
			replaceText = this.textReplace.Text.Trim();

			// if no find text available disable find button
			if (findText != string.Empty)
			{
				this.bFindNext.Enabled = true;
			}
			else
			{
				this.bFindNext.Enabled = false;
			}

			// if no find text available disable replace button
			if (this.textFind.Text.Trim() != string.Empty && replaceText != string.Empty)
			{
				this.bReplace.Enabled = true;
				this.bReplaceAll.Enabled = true;
			}
			else
			{
				this.bReplace.Enabled = false;
				this.bReplaceAll.Enabled = false;
			}

		} //ResetTextReplace

	}
}