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Docs: LCL/dialogs. Adds, updates topics for custom icon changes in d7801adb.
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@ -5851,6 +5851,8 @@ and includes additional features not found in previous versions.
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<element name="TCustomTaskDialog.FCaption"/>
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<element name="TCustomTaskDialog.FCollapseButtonCaption"/>
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<element name="TCustomTaskDialog.FCommonButtons"/>
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<element name="TCustomTaskDialog.FCustomFooterIcon"/>
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<element name="TCustomTaskDialog.FCustomMainIcon"/>
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<element name="TCustomTaskDialog.FDefaultButton"/>
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<element name="TCustomTaskDialog.FExpandButtonCaption"/>
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<element name="TCustomTaskDialog.FExpanded"/>
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@ -5884,6 +5886,10 @@ and includes additional features not found in previous versions.
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<element name="TCustomTaskDialog.SetButtons"/>
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<element name="TCustomTaskDialog.SetButtons.Value"/>
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<element name="TCustomTaskDialog.SetCustomFooterIcon"/>
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<element name="TCustomTaskDialog.SetCustomFooterIcon.AValue"/>
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<element name="TCustomTaskDialog.SetCustomMainIcon"/>
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<element name="TCustomTaskDialog.SetCustomMainIcon.AValue"/>
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<element name="TCustomTaskDialog.SetFlags"/>
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<element name="TCustomTaskDialog.SetFlags.AValue"/>
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<element name="TCustomTaskDialog.SetQueryChoices"/>
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@ -6275,8 +6281,17 @@ Added in LCL version 4.0.
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<p>
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<var>Create</var> is the overridden constructor for the class instance, and
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calls the inherited method on entry. Create allocates resources needed for
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the <var>Buttons</var> and <var>RadioButtons</var> properties. It sets the
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default values for the following properties:
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properties like:
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</p>
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<ul>
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<li>Buttons</li>
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<li>RadioButtons</li>
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<li>QueryChoices</li>
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<li>CustomMainIcon</li>
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<li>CustomFooterIcon</li>
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</ul>
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<p>
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Create sets the default values for the following properties:
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</p>
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<dl>
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<dt>CommonButtons</dt>
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@ -6293,12 +6308,13 @@ default values for the following properties:
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</descr>
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<seealso>
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<link id="TCustomTaskDialog.Buttons"/>
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<link id="TCustomTaskDialog.RadioButtons"/>
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<link id="TCustomTaskDialog.CommonButtons"/>
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<link id="TCustomTaskDialog.DefaultButton"/>
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<link id="TCustomTaskDialog.Flags"/>
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<link id="TCustomTaskDialog.FooterIcon"/>
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<link id="TCustomTaskDialog.MainIcon"/>
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<link id="TCustomTaskDialog.QueryChoices"/>
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<link id="TCustomTaskDialog.RadioButtons"/>
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</seealso>
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</element>
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<element name="TCustomTaskDialog.Create.AOwner">
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@ -6310,14 +6326,17 @@ default values for the following properties:
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<descr>
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<p>
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<var>Destroy</var> is the overridden destructor for the class instance. It
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frees resources allocated for the <var>Buttons</var> and
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<var>RadioButtons</var> properties, and calls the inherited method prior to
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exit.
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frees resources allocated for the Buttons, RadioButtons, QueryChoices,
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CustomFooterIcon and CustomMainIcon properties. It calls the inherited method
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prior to exit.
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</p>
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</descr>
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<seealso>
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<link id="TCustomTaskDialog.Buttons"/>
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<link id="TCustomTaskDialog.RadioButtons"/>
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<link id="TCustomTaskDialog.QueryChoices"/>
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<link id="TCustomTaskDialog.CustomFooterIcon"/>
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<link id="TCustomTaskDialog.CustomMainIcon"/>
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</seealso>
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</element>
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@ -6489,6 +6508,100 @@ dialog.
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<seealso/>
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</element>
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<element name="TCustomTaskDialog.CustomFooterIcon">
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<short>
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Contains a custom icon displayed in the footer area on the dialog.
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</short>
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<descr>
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<p>
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<var>CustomFooterIcon</var> is a <var>TIcon</var> property which contains the
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custom icon used in the footer area on the task dialog. It allows an icon other
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than one of the built-in resources in FooterIcon to be used in the content
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area. The image content can be loaded at design-time using the property editor
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in the Object Inspector, or assigned at run-time prior to calling Execute for
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the task dialog.
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</p>
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<p>
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The property value is stored during component streaming when an icon has been
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assigned to the property and its image data is not empty. Otherwise, it is
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omitted from the LFM resource.
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</p>
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<p>
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The handle for the custom icon image is used when the execute method in the
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widgetset class instance is called. Include the value tfUseHIconFooter in the
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Flags property to enable use of the handle in the widget instance instead of a
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handle for one of the built-in icon resources.
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</p>
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<p>
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Use FooterIcon to select one the standard built-in icons for use in the footer
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the content area.
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</p>
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<p>
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Use MainIcon or CustomMainIcon to specify the icon displayed in the main
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content area on the task dialog.
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</p>
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</descr>
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<version>
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Added in LCL version 4.0.
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</version>
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<seealso>
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<link id="TCustomTaskDialog.FooterIcon"/>
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<link id="TCustomTaskDialog.MainIcon"/>
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<link id="TCustomTaskDialog.CustomMainIcon"/>
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<link id="TCustomTaskDialog.Flags"/>
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<link id="TTaskDialogFlags"/>
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<link id="TTaskDialogFlag"/>
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<link id="#lcl.graphics.TIcon">TIcon</link>
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</seealso>
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</element>
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<element name="TCustomTaskDialog.CustomMainIcon">
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<short>
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Contains a custom icon displayed in the main content area on the dialog.
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</short>
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<descr>
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<p>
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<var>CustomMainIcon</var> is a <var>TIcon</var> property which contains the
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custom icon used in the main content area on the task dialog. It allows an icon
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other than one of the built-in resources in MainIcon to be used in the content
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area. The image content can be loaded at design-time using the property editor
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in the Object Inspector, or assigned at run-time prior to calling Execute for
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the task dialog.
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</p>
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<p>
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The property value is stored during component streaming when an icon has been
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assigned to the property and its image data is not empty. Otherwise, it is
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omitted from the LFM resource.
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</p>
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<p>
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The handle for the custom icon image is used when the Execute method in the
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widgetset class instance is called. Include the value tfUseHIconMain in the
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Flags property to enable use of the handle in the widget instance instead of a
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handle for one of the built-in icon resources.
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</p>
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<p>
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Use MainIcon to select one the standard built-in icons for use in the main
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content area.
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</p>
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<p>
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Use FooterIcon or CustomFooterIcon to specify the icon displayed in the footer
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content area on the task dialog.
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</p>
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</descr>
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<version>
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Added in LCL version 4.0.
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</version>
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<seealso>
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<link id="TCustomTaskDialog.MainIcon"/>
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<link id="TCustomTaskDialog.FooterIcon"/>
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<link id="TCustomTaskDialog.CustomFooterIcon"/>
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<link id="TCustomTaskDialog.Flags"/>
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<link id="TTaskDialogFlags"/>
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<link id="TTaskDialogFlag"/>
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<link id="#lcl.graphics.TIcon">TIcon</link>
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</seealso>
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</element>
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<element name="TCustomTaskDialog.CommonButtons">
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<short>Set of common buttons displayed on the Task dialog.</short>
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<descr>
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@ -7092,7 +7205,7 @@ Title can be localized using the Lazarus IDE translation facilities when
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enabled in the project, or by calling translation routines in LazUtils.
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</p>
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<p>
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Use Caption to assigned the value displayed on the window header for the task
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Use Caption to assigned the value displayed on the window header for the task
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dialog form.
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</p>
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</descr>
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@ -7313,9 +7426,9 @@ occurs when the dialog form is created for the class instance.
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For native implementations using the Task Dialog API (supported Windows
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versions), it occurs when the TDN_CREATED notification is handled in the
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callback routine for the class instance. For emulated task dialog forms, it
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occurs when the TLCLDialog.CreateNew method is called. It is the last action
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performed in the method, and allows the caller to be notified when the LCL form
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instance is valid and available to the TTaskDialog owner.
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occurs when the TLCLTaskDialog.CreateNew method is called. It is the last
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action performed in the method, and allows the caller to be notified when the
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LCL form instance is valid and available to the TTaskDialog owner.
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</p>
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</descr>
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<version>
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@ -7342,7 +7455,7 @@ freed. It is signalled (when assigned) from the DoOnDialogDestroyed method.
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For native implementations using the Task Dialog API (supported Windows
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versions), it occurs when the TDN_DESTROYED notification is handled in the
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callback routine for the class instance. For emulated task dialog forms, it
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occurs when the TLCLDialog.Destroy method is called. It is the first action
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occurs when the TLCLTaskDialog.Destroy method is called. It is the first action
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performed in the method, and occurs before the inherited destructor is called
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for the LCL form instance.
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</p>
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