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Code Issues Wiki Activity

Bug #154053 Allow dynamically changing the list of values in the enumerated option

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This commit is contained in:
Oleg Krasilnikov 2007-02-26 13:44:03 +00:00
parent 53988fe210
commit bf88a24e9c
2 changed files with 89 additions and 12 deletions
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18
build/org.eclipse.cdt.managedbuilder.ui/src/org/eclipse/cdt/managedbuilder/ui/newui/BuildOptionComboFieldEditor.java
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@ -37,7 +37,7 @@ public class BuildOptionComboFieldEditor extends FieldEditor {
*/
public BuildOptionComboFieldEditor (String name, String label, String [] opts, String sel, Composite parent) {
init(name, label);
options = opts;
setOptions(opts);
selected = sel;
createControl(parent);
}
@ -112,7 +112,7 @@ public class BuildOptionComboFieldEditor extends FieldEditor {
label.setLayoutData(labelData);
// Now add the combo selector
optionSelector = ControlFactory.createSelectCombo(parent, options, selected);
optionSelector = ControlFactory.createSelectCombo(parent, getOptions(), selected);
GridData selectorData = (GridData) optionSelector.getLayoutData();
selectorData.horizontalSpan = numColumns - 1;
selectorData.grabExcessHorizontalSpace = true;
@ -134,7 +134,7 @@ public class BuildOptionComboFieldEditor extends FieldEditor {
protected void doLoad() {
// set all the options to option selector
optionSelector.removeAll();
optionSelector.setItems(options);
optionSelector.setItems(getOptions());
// get the selected option from preference store
selected = getPreferenceStore().getString(getPreferenceName());
@ -205,4 +205,16 @@ public class BuildOptionComboFieldEditor extends FieldEditor {
getLabelControl(parent).setEnabled(enabled);
optionSelector.setEnabled(enabled);
}
/**
* Set the list of enum values for this combo field editor
*/
public void setOptions(String[] options){
this.options = options;
}
/**
* Set the list of enum values for this combo field editor
*/
public String[] getOptions(){
return options;
}
}

81
build/org.eclipse.cdt.managedbuilder.ui/src/org/eclipse/cdt/managedbuilder/ui/newui/BuildOptionSettingsUI.java
View file

@ -323,7 +323,6 @@ public class BuildOptionSettingsUI extends AbstractToolSettingUI {
IOption opt = (IOption) options[index][1];
String prefName = getToolSettingsPrefStore().getOptionPrefName(opt);
// is the option on this page?
if (fieldsMap.containsKey(prefName)) {
// check to see if the option has an applicability calculator
@ -335,7 +334,6 @@ public class BuildOptionSettingsUI extends AbstractToolSettingUI {
setFieldEditorEnablement(holder, opt, applicabilityCalculator, fieldEditor, parent);
}
}
}
Collection fieldsList = fieldsMap.values();
@ -422,8 +420,7 @@ public class BuildOptionSettingsUI extends AbstractToolSettingUI {
default:
break;
}
} catch (BuildException e) {
}
} catch (BuildException e) {}
}
}
@ -439,19 +436,24 @@ public class BuildOptionSettingsUI extends AbstractToolSettingUI {
IOption opt = (IOption) options[index][1];
String prefName = getToolSettingsPrefStore().getOptionPrefName(opt);
// is the option on this page?
if (fieldsMap.containsKey(prefName)) {
// check to see if the option has an applicability calculator
IOptionApplicability applicabilityCalculator = opt.getApplicabilityCalculator();
if (applicabilityCalculator != null) {
FieldEditor fieldEditor = (FieldEditor) fieldsMap.get(prefName);
try {
if ( opt.getValueType() == IOption.ENUMERATED ) {
// the item list of this enumerated option may have changed, update it
updateEnumList( fieldEditor, opt, holder, fInfo );
}
} catch ( BuildException be ) {}
if (applicabilityCalculator != null) {
Composite parent = (Composite) fieldEditorsToParentMap.get(fieldEditor);
setFieldEditorEnablement(holder, opt, applicabilityCalculator, fieldEditor, parent);
}
}
}
Iterator iter = fieldsMap.values().iterator();
@ -460,12 +462,75 @@ public class BuildOptionSettingsUI extends AbstractToolSettingUI {
if(id == null || !id.equals(editor.getPreferenceName()))
editor.load();
}
}
public void setValues() {
updateFields();
}
/**
* The items shown in an enumerated option may depend on other option values.
* Whenever an option changes, check and update the valid enum values in
* the combo fieldeditor.
*
* See also https://bugs.eclipse.org/bugs/show_bug.cgi?id=154053
*
* @param fieldEditor enumerated combo fieldeditor
* @param opt enumerated option type to update
* @param holder the option holder
* @param config project or resource info
* @throws BuildException
*/
protected void updateEnumList( FieldEditor fieldEditor, IOption opt, IHoldsOptions holder, IResourceInfo config ) throws BuildException
{
// Get all applicable values for this enumerated Option, and filter out
// the disable values
String[] enumNames = opt.getApplicableValues();
// get the currently selected enum value, the updated enum list may not contain
// it, in that case a new value has to be selected
String selectedEnum = opt.getSelectedEnum();
String selectedEnumName = opt.getEnumName(selectedEnum);
// get the default value for this enumerated option
String defaultEnumId = (String)opt.getDefaultValue();
String defaultEnumName = opt.getEnumName(defaultEnumId);
boolean selectNewEnum = true;
boolean selectDefault = false;
Vector enumValidList = new Vector();
for (int i = 0; i < enumNames.length; ++i) {
if (opt.getValueHandler().isEnumValueAppropriate(config,
opt.getOptionHolder(), opt, opt.getValueHandlerExtraArgument(), enumNames[i])) {
if ( selectedEnumName.equals(enumNames[i]) ) {
// the currently selected enum is part of the new item list, no need to select a new value.
selectNewEnum = false;
}
if ( defaultEnumName.equals(enumNames[i]) ) {
// the default enum value is part of new item list
selectDefault = true;
}
enumValidList.add(enumNames[i]);
}
}
String[] enumValidNames = new String[enumValidList.size()];
enumValidList.copyInto(enumValidNames);
if ( selectNewEnum ) {
// apparantly the currently selected enum value is not part anymore of the enum list
// select a new value.
String selection = null;
if ( selectDefault ) {
// the default enum value is part of the item list, use it
selection = (String)opt.getDefaultValue();
} else if ( enumValidNames.length > 0 ) {
// select the first item in the item list
selection = opt.getEnumeratedId(enumValidNames[0]);
}
ManagedBuildManager.setOption(config,holder,opt,selection);
}
((BuildOptionComboFieldEditor)fieldEditor).setOptions(enumValidNames);
fieldEditor.load();
}
}