[692] | 1 | /************************************************************************
|
---|
| 2 | filename: CEGUISpinner.h
|
---|
| 3 | created: 3/2/2005
|
---|
| 4 | author: Paul D Turner
|
---|
| 5 | *************************************************************************/
|
---|
| 6 | /*************************************************************************
|
---|
| 7 | Crazy Eddie's GUI System (http://www.cegui.org.uk)
|
---|
| 8 | Copyright (C)2004 - 2005 Paul D Turner (paul@cegui.org.uk)
|
---|
| 9 |
|
---|
| 10 | This library is free software; you can redistribute it and/or
|
---|
| 11 | modify it under the terms of the GNU Lesser General Public
|
---|
| 12 | License as published by the Free Software Foundation; either
|
---|
| 13 | version 2.1 of the License, or (at your option) any later version.
|
---|
| 14 |
|
---|
| 15 | This library is distributed in the hope that it will be useful,
|
---|
| 16 | but WITHOUT ANY WARRANTY; without even the implied warranty of
|
---|
| 17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
---|
| 18 | Lesser General Public License for more details.
|
---|
| 19 |
|
---|
| 20 | You should have received a copy of the GNU Lesser General Public
|
---|
| 21 | License along with this library; if not, write to the Free Software
|
---|
| 22 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
---|
| 23 | *************************************************************************/
|
---|
| 24 | #ifndef _CEGUISpinner_h_
|
---|
| 25 | #define _CEGUISpinner_h_
|
---|
| 26 |
|
---|
| 27 | #include "CEGUIBase.h"
|
---|
| 28 | #include "CEGUIWindow.h"
|
---|
| 29 | #include "elements/CEGUISpinnerProperties.h"
|
---|
| 30 |
|
---|
| 31 | #if defined(_MSC_VER)
|
---|
| 32 | # pragma warning(push)
|
---|
| 33 | # pragma warning(disable : 4251)
|
---|
| 34 | #endif
|
---|
| 35 |
|
---|
| 36 |
|
---|
| 37 | // Start of CEGUI namespace section
|
---|
| 38 | namespace CEGUI
|
---|
| 39 | {
|
---|
| 40 | /*!
|
---|
| 41 | \brief
|
---|
| 42 | Base class for the Spinner widget.
|
---|
| 43 |
|
---|
| 44 | The spinner widget has a text area where numbers may be entered
|
---|
| 45 | and two buttons which may be used to increase or decrease the
|
---|
| 46 | value in the text area by a user specified amount.
|
---|
| 47 | */
|
---|
| 48 | class CEGUIEXPORT Spinner : public Window
|
---|
| 49 | {
|
---|
| 50 | public:
|
---|
| 51 | /*!
|
---|
| 52 | \brief
|
---|
| 53 | Enumerated type specifying possible input and/or display modes for the spinner.
|
---|
| 54 | */
|
---|
| 55 | enum TextInputMode
|
---|
| 56 | {
|
---|
| 57 | FloatingPoint, //!< Floating point decimal.
|
---|
| 58 | Integer, //!< Integer decimal.
|
---|
| 59 | Hexadecimal, //!< Hexadecimal.
|
---|
| 60 | Octal //!< Octal
|
---|
| 61 | };
|
---|
| 62 |
|
---|
| 63 | /*************************************************************************
|
---|
| 64 | Events system constants
|
---|
| 65 | *************************************************************************/
|
---|
| 66 | static const String EventNamespace; //!< Namespace for global events
|
---|
| 67 | static const String EventValueChanged; //!< Event fired when the spinner value changes.
|
---|
| 68 | static const String EventStepChanged; //!< Event fired when the step value changes.
|
---|
| 69 | static const String EventMaximumValueChanged; //!< Event fired when the maximum spinner value changes.
|
---|
| 70 | static const String EventMinimumValueChanged; //!< Event fired when the minimum spinner value changes.
|
---|
| 71 | static const String EventTextInputModeChanged; //!< Event fired when the input/display mode is changed.
|
---|
| 72 |
|
---|
| 73 | /*************************************************************************
|
---|
| 74 | Object Construction and Destruction
|
---|
| 75 | *************************************************************************/
|
---|
| 76 | /*!
|
---|
| 77 | \brief
|
---|
| 78 | Constructor for Spinner objects
|
---|
| 79 | */
|
---|
| 80 | Spinner(const String& type, const String& name);
|
---|
| 81 |
|
---|
| 82 | /*!
|
---|
| 83 | \brief
|
---|
| 84 | Destructor for Spinner objects
|
---|
| 85 | */
|
---|
| 86 | virtual ~Spinner(void);
|
---|
| 87 |
|
---|
| 88 | /*!
|
---|
| 89 | \brief
|
---|
| 90 | Initialises the Window based object ready for use.
|
---|
| 91 |
|
---|
| 92 | \note
|
---|
| 93 | This must be called for every window created. Normally this is handled automatically by the WindowFactory for each Window type.
|
---|
| 94 |
|
---|
| 95 | \return
|
---|
| 96 | Nothing
|
---|
| 97 | */
|
---|
| 98 | void initialise(void);
|
---|
| 99 |
|
---|
| 100 |
|
---|
| 101 | /*************************************************************************
|
---|
| 102 | Accessors
|
---|
| 103 | *************************************************************************/
|
---|
| 104 | /*!
|
---|
| 105 | \brief
|
---|
| 106 | Return the current spinner value.
|
---|
| 107 |
|
---|
| 108 | \return
|
---|
| 109 | current float value of the Spinner.
|
---|
| 110 | */
|
---|
| 111 | float getCurrentValue(void) const;
|
---|
| 112 |
|
---|
| 113 | /*!
|
---|
| 114 | \brief
|
---|
| 115 | Return the current step value.
|
---|
| 116 |
|
---|
| 117 | \return
|
---|
| 118 | float step value. This is the value added to the spinner vaue when the
|
---|
| 119 | up / down buttons are clicked.
|
---|
| 120 | */
|
---|
| 121 | float getStepSize(void) const;
|
---|
| 122 |
|
---|
| 123 | /*!
|
---|
| 124 | \brief
|
---|
| 125 | Return the current maximum limit value for the Spinner.
|
---|
| 126 |
|
---|
| 127 | \return
|
---|
| 128 | Maximum value that is allowed for the spinner.
|
---|
| 129 | */
|
---|
| 130 | float getMaximumValue(void) const;
|
---|
| 131 |
|
---|
| 132 | /*!
|
---|
| 133 | \brief
|
---|
| 134 | Return the current minimum limit value for the Spinner.
|
---|
| 135 |
|
---|
| 136 | \return
|
---|
| 137 | Minimum value that is allowed for the spinner.
|
---|
| 138 | */
|
---|
| 139 | float getMinimumValue(void) const;
|
---|
| 140 |
|
---|
| 141 | /*!
|
---|
| 142 | \brief
|
---|
| 143 | Return the current text input / display mode setting.
|
---|
| 144 |
|
---|
| 145 | \return
|
---|
| 146 | One of the TextInputMode enumerated values indicating the current
|
---|
| 147 | text input and display mode.
|
---|
| 148 | */
|
---|
| 149 | TextInputMode getTextInputMode(void) const;
|
---|
| 150 |
|
---|
| 151 | /*************************************************************************
|
---|
| 152 | Manipulators
|
---|
| 153 | *************************************************************************/
|
---|
| 154 | /*!
|
---|
| 155 | \brief
|
---|
| 156 | Set the current spinner value.
|
---|
| 157 |
|
---|
| 158 | \param value
|
---|
| 159 | value to be assigned to the Spinner.
|
---|
| 160 |
|
---|
| 161 | \return
|
---|
| 162 | Nothing.
|
---|
| 163 | */
|
---|
| 164 | void setCurrentValue(float value);
|
---|
| 165 |
|
---|
| 166 | /*!
|
---|
| 167 | \brief
|
---|
| 168 | Set the current step value.
|
---|
| 169 |
|
---|
| 170 | \param step
|
---|
| 171 | The value added to be the spinner value when the
|
---|
| 172 | up / down buttons are clicked.
|
---|
| 173 |
|
---|
| 174 | \return
|
---|
| 175 | Nothing.
|
---|
| 176 | */
|
---|
| 177 | void setStepSize(float step);
|
---|
| 178 |
|
---|
| 179 | /*!
|
---|
| 180 | \brief
|
---|
| 181 | Set the spinner maximum value.
|
---|
| 182 |
|
---|
| 183 | \param maxValue
|
---|
| 184 | The maximum value to be allowed by the spinner.
|
---|
| 185 |
|
---|
| 186 | \return
|
---|
| 187 | Nothing.
|
---|
| 188 | */
|
---|
| 189 | void setMaximumValue(float maxValue);
|
---|
| 190 |
|
---|
| 191 | /*!
|
---|
| 192 | \brief
|
---|
| 193 | Set the spinner minimum value.
|
---|
| 194 |
|
---|
| 195 | \param minVaue
|
---|
| 196 | The minimum value to be allowed by the spinner.
|
---|
| 197 |
|
---|
| 198 | \return
|
---|
| 199 | Nothing.
|
---|
| 200 | */
|
---|
| 201 | void setMinimumValue(float minVaue);
|
---|
| 202 |
|
---|
| 203 | /*!
|
---|
| 204 | \brief
|
---|
| 205 | Set the spinner input / display mode.
|
---|
| 206 |
|
---|
| 207 | \param mode
|
---|
| 208 | One of the TextInputMode enumerated values indicating the text
|
---|
| 209 | input / display mode to be used by the spinner.
|
---|
| 210 |
|
---|
| 211 | \return
|
---|
| 212 | Nothing.
|
---|
| 213 | */
|
---|
| 214 | void setTextInputMode(TextInputMode mode);
|
---|
| 215 |
|
---|
| 216 | protected:
|
---|
| 217 | /*************************************************************************
|
---|
| 218 | Constants
|
---|
| 219 | *************************************************************************/
|
---|
| 220 | static const String FloatValidator; //!< Validator regex used for floating point mode.
|
---|
| 221 | static const String IntegerValidator; //!< Validator regex used for decimal integer mode.
|
---|
| 222 | static const String HexValidator; //!< Validator regex used for hexadecimal mode.
|
---|
| 223 | static const String OctalValidator; //!< Validator regex used for octal mode.
|
---|
| 224 |
|
---|
| 225 | /*************************************************************************
|
---|
| 226 | Protected Implementation Methods
|
---|
| 227 | *************************************************************************/
|
---|
| 228 | /*!
|
---|
| 229 | \brief
|
---|
| 230 | Adds events specific to the Spinner base class.
|
---|
| 231 |
|
---|
| 232 | \return
|
---|
| 233 | Nothing.
|
---|
| 234 | */
|
---|
| 235 | void addSpinnerEvents(void);
|
---|
| 236 |
|
---|
| 237 | /*!
|
---|
| 238 | \brief
|
---|
| 239 | Returns the numerical representation of the current editbox text.
|
---|
| 240 |
|
---|
| 241 | \return
|
---|
| 242 | float value that is the numerical equivalent of the editbox text.
|
---|
| 243 |
|
---|
| 244 | \exception InvalidRequestException thrown if the text can not be converted.
|
---|
| 245 | */
|
---|
| 246 | virtual float getValueFromText(void) const;
|
---|
| 247 |
|
---|
| 248 | /*!
|
---|
| 249 | \brief
|
---|
| 250 | Returns the textual representation of the current spinner value.
|
---|
| 251 |
|
---|
| 252 | \return
|
---|
| 253 | String object that is equivalent to the the numerical value of the spinner.
|
---|
| 254 | */
|
---|
| 255 | virtual String getTextFromValue(void) const;
|
---|
| 256 |
|
---|
| 257 |
|
---|
| 258 | /*!
|
---|
| 259 | \brief
|
---|
| 260 | Return whether this window was inherited from the given class name at some point in the inheritance heirarchy.
|
---|
| 261 |
|
---|
| 262 | \param class_name
|
---|
| 263 | The class name that is to be checked.
|
---|
| 264 |
|
---|
| 265 | \return
|
---|
| 266 | true if this window was inherited from \a class_name. false if not.
|
---|
| 267 | */
|
---|
| 268 | virtual bool testClassName_impl(const String& class_name) const
|
---|
| 269 | {
|
---|
| 270 | if (class_name==(const utf8*)"Spinner") return true;
|
---|
| 271 | return Window::testClassName_impl(class_name);
|
---|
| 272 | }
|
---|
| 273 |
|
---|
| 274 |
|
---|
| 275 | /*************************************************************************
|
---|
| 276 | Abstract Implementation methods
|
---|
| 277 | *************************************************************************/
|
---|
| 278 | /*!
|
---|
| 279 | \brief
|
---|
| 280 | Creates a PushButton based widget that will be used for the increase
|
---|
| 281 | button component of the Spinner widget.
|
---|
| 282 |
|
---|
| 283 | \return
|
---|
| 284 | Pointer to a valid PushButton based object.
|
---|
| 285 | */
|
---|
| 286 | virtual PushButton* createIncreaseButton(const String& name) const = 0;
|
---|
| 287 |
|
---|
| 288 | /*!
|
---|
| 289 | \brief
|
---|
| 290 | Creates a PushButton based widget that will be used for the decrease
|
---|
| 291 | button component of the Spinner widget.
|
---|
| 292 |
|
---|
| 293 | \return
|
---|
| 294 | Pointer to a valid PushButton based object.
|
---|
| 295 | */
|
---|
| 296 | virtual PushButton* createDecreaseButton(const String& name) const = 0;
|
---|
| 297 |
|
---|
| 298 | /*!
|
---|
| 299 | \brief
|
---|
| 300 | Creates an Editbox based widget that will be used for the text input
|
---|
| 301 | area of the spinner widget.
|
---|
| 302 |
|
---|
| 303 | \return
|
---|
| 304 | Pointer to a valid Editbox based object.
|
---|
| 305 | */
|
---|
| 306 | virtual Editbox* createEditbox(const String& name) const = 0;
|
---|
| 307 |
|
---|
| 308 | /*************************************************************************
|
---|
| 309 | Overrides for Event handler methods
|
---|
| 310 | *************************************************************************/
|
---|
| 311 | virtual void onFontChanged(WindowEventArgs& e);
|
---|
| 312 | virtual void onTextChanged(WindowEventArgs& e);
|
---|
| 313 | virtual void onActivated(ActivationEventArgs& e);
|
---|
| 314 |
|
---|
| 315 | /*************************************************************************
|
---|
| 316 | New Event handler methods
|
---|
| 317 | *************************************************************************/
|
---|
| 318 | /*!
|
---|
| 319 | \brief
|
---|
| 320 | Method called when the spinner value changes.
|
---|
| 321 |
|
---|
| 322 | \param e
|
---|
| 323 | WindowEventArgs object containing any relevant data.
|
---|
| 324 |
|
---|
| 325 | \return
|
---|
| 326 | Nothing.
|
---|
| 327 | */
|
---|
| 328 | virtual void onValueChanged(WindowEventArgs& e);
|
---|
| 329 |
|
---|
| 330 | /*!
|
---|
| 331 | \brief
|
---|
| 332 | Method called when the step value changes.
|
---|
| 333 |
|
---|
| 334 | \param e
|
---|
| 335 | WindowEventArgs object containing any relevant data.
|
---|
| 336 |
|
---|
| 337 | \return
|
---|
| 338 | Nothing.
|
---|
| 339 | */
|
---|
| 340 | virtual void onStepChanged(WindowEventArgs& e);
|
---|
| 341 |
|
---|
| 342 | /*!
|
---|
| 343 | \brief
|
---|
| 344 | Method called when the maximum value setting changes.
|
---|
| 345 |
|
---|
| 346 | \param e
|
---|
| 347 | WindowEventArgs object containing any relevant data.
|
---|
| 348 |
|
---|
| 349 | \return
|
---|
| 350 | Nothing.
|
---|
| 351 | */
|
---|
| 352 | virtual void onMaximumValueChanged(WindowEventArgs& e);
|
---|
| 353 |
|
---|
| 354 | /*!
|
---|
| 355 | \brief
|
---|
| 356 | Method called when the minimum value setting changes.
|
---|
| 357 |
|
---|
| 358 | \param e
|
---|
| 359 | WindowEventArgs object containing any relevant data.
|
---|
| 360 |
|
---|
| 361 | \return
|
---|
| 362 | Nothing.
|
---|
| 363 | */
|
---|
| 364 | virtual void onMinimumValueChanged(WindowEventArgs& e);
|
---|
| 365 |
|
---|
| 366 | /*!
|
---|
| 367 | \brief
|
---|
| 368 | Method called when the text input/display mode is changed.
|
---|
| 369 |
|
---|
| 370 | \param e
|
---|
| 371 | WindowEventArgs object containing any relevant data.
|
---|
| 372 |
|
---|
| 373 | \return
|
---|
| 374 | Nothing.
|
---|
| 375 | */
|
---|
| 376 | virtual void onTextInputModeChanged(WindowEventArgs& e);
|
---|
| 377 |
|
---|
| 378 | /*************************************************************************
|
---|
| 379 | Internal event listener methods
|
---|
| 380 | *************************************************************************/
|
---|
| 381 | bool handleIncreaseButton(const EventArgs& e);
|
---|
| 382 | bool handleDecreaseButton(const EventArgs& e);
|
---|
| 383 | bool handleEditTextChange(const EventArgs& e);
|
---|
| 384 |
|
---|
| 385 |
|
---|
| 386 | /*************************************************************************
|
---|
| 387 | Data Fields
|
---|
| 388 | *************************************************************************/
|
---|
| 389 | PushButton* d_increaseButton; //!< Pointer to the increase button widget.
|
---|
| 390 | PushButton* d_decreaseButton; //!< Pointer to the decrease button widget.
|
---|
| 391 | Editbox* d_editbox; //!< Pointer to the editbox widget.
|
---|
| 392 |
|
---|
| 393 | float d_stepSize; //!< Step size value used y the increase & decrease buttons.
|
---|
| 394 | float d_currentValue; //!< Numerical copy of the text in d_editbox.
|
---|
| 395 | float d_maxValue; //!< Maximum value for spinner.
|
---|
| 396 | float d_minValue; //!< Minimum value for spinner.
|
---|
| 397 | TextInputMode d_inputMode; //!< Current text display/input mode.
|
---|
| 398 |
|
---|
| 399 | private:
|
---|
| 400 | /*************************************************************************
|
---|
| 401 | Static properties for the Spinner widget
|
---|
| 402 | *************************************************************************/
|
---|
| 403 | static SpinnerProperties::CurrentValue d_currentValueProperty;
|
---|
| 404 | static SpinnerProperties::StepSize d_stepSizeProperty;
|
---|
| 405 | static SpinnerProperties::MaximumValue d_maxValueProperty;
|
---|
| 406 | static SpinnerProperties::MinimumValue d_minValueProperty;
|
---|
| 407 | static SpinnerProperties::TextInputMode d_textInputModeProperty;
|
---|
| 408 |
|
---|
| 409 | /*************************************************************************
|
---|
| 410 | Private Implementation Methods
|
---|
| 411 | *************************************************************************/
|
---|
| 412 | /*!
|
---|
| 413 | \brief
|
---|
| 414 | Adds properties supported by the Spinner class.
|
---|
| 415 |
|
---|
| 416 | \return
|
---|
| 417 | Nothing.
|
---|
| 418 | */
|
---|
| 419 | void addSpinnerProperties(void);
|
---|
| 420 | };
|
---|
| 421 |
|
---|
| 422 | } // End of CEGUI namespace section
|
---|
| 423 |
|
---|
| 424 |
|
---|
| 425 | #endif // end of guard _CEGUISpinner_h_
|
---|