public Config_Description(Config_Options _label_, string _tooltip_)
{
LABEL = _label_;
TOOLTIP = _tooltip_;
}
/* ConfigurationOptionPrompt: ask for configuration options, refer to description of enum `Config_Options` for details
* This is called before `MainPrompt` to decide where to load the configuration file from first and
* whether to start `MainPrompt` at all.
* + LAYOUT:
* - Initialize the dialog and title
* - Create RadioButton object for each option
* - Create components for choosing the directory of configuration file
* - Create buttons to either continue or exit
* - Return configuration option, file location and warning
* + INPUT: None
* + OUTPUT:
* - config_option: configuration option, refer to `Config_Options` enum
* - config_file_path: path to look for or configuration file
* - warning: configuration file loading warnings, refer to `LoadConfig_Warning` enum
*
*/
private void ConfigurationOptionPrompt(out Config_Options config_option, out string config_file_path, out LoadConfig_Warning warning)
{
// (1) Initialize the dialog
Font font_style = new Font(fontname, 12F, FontStyle.Regular, GraphicsUnit.Point);
ConfigPrompt = new Form()
{
Size = new Size(400, 400),
FormBorderStyle = FormBorderStyle.Sizable,
Text = "Configuration loading option",
StartPosition = FormStartPosition.CenterParent,
TopMost = true
};
// Dialog title
ConfigPrompt.Controls.Add(new Label {
Location = new Point(20, 20),
Size = new Size(400, 50),
Text = "Would you wish to?",
TextAlign = ContentAlignment.MiddleLeft,
Font = font_style
});
// Radiobutton options and tooltip description (for mouse hovering)
Dictionary <string, Config_Description> radio_options = new Dictionary <string, Config_Description>
{
{ "Create a new configuration file", new Config_Description()
{
LABEL = Config_Options.CREATE_NEW,
TOOLTIP = "The Main Prompt will appear, with values from the preset default configuration file.\n" +
"You can specify the location to save a new configuration file in the Main Prompt"
} },
{ "Load an existing configuration file and plot", new Config_Description()
{
LABEL = Config_Options.LOAD_AND_PLOT,
TOOLTIP = "The Main Prompt will NOT appear.\n" +
"But you would need to specify the location of the configuration file."
} },
{ "Load and change a configuration file", new Config_Description()
{
LABEL = Config_Options.LOAD_AND_MODIFY,
TOOLTIP = "The Main Prompt will appear.\n" +
"You would need to specific the location of the configuration file.\n" +
"You can change the configuration parameters.\n" +
"You can then either save your changes to the existing file, or in a new file. "
} }
};
RadioButton[] Radio_List = new RadioButton[radio_options.Count];
// Position and size parameters
int cur_radio = 0;
int left_radio = 20, width_radio = 350, top_radio = 65, height_radio = 30, spacing = 10;
// (2) Create RadioButton object for each option
foreach (var item in radio_options)
{
string option = item.Key;
string description = item.Value.TOOLTIP;
Radio_List[cur_radio] = new RadioButton
{
Location = new Point(left_radio, top_radio),
Size = new Size(width_radio, height_radio),
Font = font_style,
Text = option
};
ConfigPrompt.Controls.Add(Radio_List[cur_radio]);
top_radio += height_radio + spacing; // for the next one
(new ToolTip()).SetToolTip(Radio_List[cur_radio], description);
}
Radio_List[0].Checked = true;
// (3) Create components for choosing the directory of configuration file
string current_directory = Directory.GetParent(Directory.GetCurrentDirectory()).Parent.FullName;
// FolderDialogButton
Button FolderDialogButton = new Button()
{
Text = "Choose configuration file",
Location = new Point(left_radio, top_radio + 10),
Size = new Size(width_radio, 30),
Font = font_style,
BackColor = Color.WhiteSmoke,
FlatStyle = FlatStyle.Flat
};
// TextBox to report the name
TextBox ConfigFileText = new TextBox()
{
Text = current_directory + "\\customized_config_file.txt",
Location = new Point(left_radio, FolderDialogButton.Bottom + 10),
Size = new Size(width_radio, 30),
Font = font_style,
BackColor = Color.WhiteSmoke
};
// Report which file it is in ConfigFileText after action on FolderDialogButton
FolderDialogButton.FlatAppearance.MouseOverBackColor = Color.Silver;
FolderDialogButton.Click += (sender, e) => {
OpenFileDialog folderBrowser = new OpenFileDialog()
{
ValidateNames = false,
CheckFileExists = false,
CheckPathExists = true,
InitialDirectory = current_directory
};
folderBrowser.FileName = "Choose the configuration file here";
if (folderBrowser.ShowDialog() == DialogResult.OK)
{
ConfigFileText.Text = Path.GetFullPath(folderBrowser.FileName);
}
};
ConfigPrompt.Controls.Add(FolderDialogButton);
ConfigPrompt.Controls.Add(ConfigFileText);
// (4) Create buttons to either continue or exit
// ConfirmationButton to continue with either MainPrompt (then MainForm) or
// MainForm directly
Button ConfirmationButton = new Button()
{
Text = "Continue",
Location = new Point(20, ConfigFileText.Bottom + 50),
Size = new Size(100, 30),
DialogResult = DialogResult.OK,
Font = font_style,
BackColor = Color.WhiteSmoke,
FlatStyle = FlatStyle.Flat
};
ConfirmationButton.FlatAppearance.BorderSize = 1;
ConfirmationButton.FlatAppearance.MouseOverBackColor = Color.Silver;
ConfirmationButton.Click += (sender, e) => {
ConfigPrompt.Close();
};
ConfigPrompt.Controls.Add(ConfirmationButton);
ConfigPrompt.AcceptButton = ConfirmationButton;
// ExitButton to exit the program before starting either MainPrompt nor MainForm
Button ExitButton = new Button()
{
Text = "Exit",
Location = new Point(FolderDialogButton.Right - ConfirmationButton.Width, ConfirmationButton.Top),
Size = new Size(100, 30),
BackColor = Color.WhiteSmoke,
Font = font_style,
FlatStyle = FlatStyle.Flat
};
ExitButton.FlatAppearance.BorderSize = 1;
ExitButton.FlatAppearance.MouseOverBackColor = Color.Silver;
ExitButton.Click += (sender, e) =>
{
ConfigPrompt.Close();
Environment.Exit(1);
};
ConfigPrompt.Controls.Add(ExitButton);
ConfigPrompt.CancelButton = ExitButton;
config_option = Config_Options.CREATE_NEW;
config_file_path = ConfigFileText.Text;
warning = LoadConfig_Warning.NO_WARNING;
// (5) Return configuration option, file location and warning
if (ConfigPrompt.ShowDialog() == DialogResult.OK)
{
// an efficient way to find checked RadioButton of a given group
// https://stackoverflow.com/questions/1797907/which-radio-button-in-the-group-is-checked by SLaks
var checkedButton = ConfigPrompt.Controls.OfType <RadioButton>().FirstOrDefault(r => r.Checked);
config_option = radio_options[checkedButton.Text].LABEL;
config_file_path = ConfigFileText.Text;
if ((config_option == Config_Options.CREATE_NEW || config_option == Config_Options.LOAD_AND_MODIFY) && File.Exists(config_file_path))
{
warning = LoadConfig_Warning.POSSIBLE_OVERWRITE_FILE;
}
if (config_option == Config_Options.LOAD_AND_PLOT && !File.Exists(config_file_path))
{
warning = LoadConfig_Warning.NO_EXISTING_FILE_TO_PLOT;
}
if (config_option == Config_Options.LOAD_AND_MODIFY && !File.Exists(config_file_path))
{
warning = LoadConfig_Warning.NO_EXISTING_FILE_TO_MODIFY;
}
}
}