Qt Reference Documentation

SearchView.qml Example File

demos/declarative/twitter/TwitterCore/SearchView.qml
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 import Qt 4.7

 FocusScope {
     id: wrapper
     Column {
         anchors.centerIn: parent
         spacing: 20
         Column{
             spacing: 4
             Text {
                 text: "Posted by:"
                 font.pixelSize: 16; font.bold: true; color: "white"; style: Text.Raised; styleColor: "black"
                 horizontalAlignment: Qt.AlignRight
             }
             Input{
                 id: fromIn
                 KeyNavigation.backtab: searchbutton
                 KeyNavigation.tab:toIn
                 onAccepted:searchbutton.doSearch();
                 focus: true
             }
             Text {
                 text: "In reply to:"
                 font.pixelSize: 16; font.bold: true; color: "white"; style: Text.Raised; styleColor: "black"
                 horizontalAlignment: Qt.AlignRight
             }
             Input{
                 id: toIn
                 KeyNavigation.backtab: fromIn
                 KeyNavigation.tab:phraseIn
                 onAccepted:searchbutton.doSearch();
             }
             Text {
                 text: "Search phrase:"
                 font.pixelSize: 16; font.bold: true; color: "white"; style: Text.Raised; styleColor: "black"
                 horizontalAlignment: Qt.AlignRight
             }
             Input{
                 id: phraseIn
                 KeyNavigation.backtab: toIn
                 KeyNavigation.tab:searchbutton
                 onAccepted:searchbutton.doSearch();
                 text: "Qt Quick"
             }
         }
         Button {
             width: 100
             height: 32
             id: searchbutton
             keyUsing: true;
             opacity: 1
             text: "Search"
             KeyNavigation.tab: fromIn
             Keys.onReturnPressed: searchbutton.doSearch();
             Keys.onEnterPressed: searchbutton.doSearch();
             Keys.onSelectPressed: searchbutton.doSearch();
             Keys.onSpacePressed: searchbutton.doSearch();
             onClicked: searchbutton.doSearch();

             function doSearch() {
                 // Search ! allowed
                 if (wrapper.state=="invalidinput")
                     return;

                 rssModel.from=fromIn.text;
                 rssModel.to= toIn.text;
                 rssModel.phrase = phraseIn.text;
                 screen.focus = true;
                 screen.state = ""
             }
         }
     }
     states:
     State {
         name: "invalidinput"
         when: fromIn.text=="" && toIn.text=="" && phraseIn.text==""
         PropertyChanges { target: searchbutton ; opacity: 0.6 ; }
     }
     transitions:
     Transition {
         NumberAnimation { target: searchbutton; property: "opacity"; duration: 200 }
     }
 }
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