forked from qt-creator/qt-creator
Doc - more of part 4, including a screenshot and lots of docs
RevBy: TrustMe
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@@ -575,6 +575,15 @@
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\section1 Placing Widgets on the Form
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To edit and remove contacts, we need two push buttons. Drag them and name
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them accordingly. Their \c objectName properties should be \c editButton
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and \c removeButton, respectively. The quickest way to place these two
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buttons into our existing layout, is to simply drag and drop them. Use the
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screenshot below as a guide:
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\image addressbook-tutorial-part4-drop-in-gridlayout.png
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\section1 The AddressBook Class
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We update the header file to contain the \c Mode enum:
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@@ -586,6 +595,26 @@
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\snippet examples/addressbook-sdk/part4/addressbook.h slot definition
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In order to switch between modes, we introduce the \c updateInterface()
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function to control the enabling and disabling of all push buttons. We also
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add two new push buttons, \c editButton and \c removeButton, for the edit
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and remove functions mentioned earlier.
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\snippet examples/addressbook-sdk/part4/adressbook.h updateInterface
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\dots
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\snippet examples/addressbook-sdk/part4/addressbook.h members
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Lastly, we declare \c currentMode to keep track of the enum's current mode.
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\snippet examples/addressbook-sdk/part4/addressbook.h current mode
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Let's begin by implementing the mode-changing features of the address book
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application. The \c editButton and \c removeButton are extracted and
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disabled by default, as the address book starts up with zero contacts in
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memory.
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*/
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/*!
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@@ -1,4 +1,3 @@
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//! [class definition]
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#ifndef ADDRESSBOOK_H
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#define ADDRESSBOOK_H
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@@ -50,4 +49,3 @@ private:
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};
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#endif // ADDRESSBOOK_H
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//! [class definition]
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@@ -31,7 +31,15 @@ AddressBook::AddressBook(QWidget *parent)
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previousButton = new QPushButton;
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previousButton = ui->previousButton;
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nextButton->setEnabled(false);
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previousButton->setEnabled(false);
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editButton = new QPushButton;
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editButton = ui->editButton;
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editButton->setEnabled(false);
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removeButton = new QPushButton;
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removeButton = ui->removeButton;
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removeButton->setEnabled(false);
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connect(addButton, SIGNAL(clicked()), this,
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SLOT(addContact()));
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@@ -1,4 +1,3 @@
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//! [class definition]
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#ifndef ADDRESSBOOK_H
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#define ADDRESSBOOK_H
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@@ -39,20 +38,27 @@ public slots:
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private:
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Ui::AddressBook *ui;
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//! [updateInterface]
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void updateInterface(Mode mode);
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//! [updateInterface]
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QPushButton *addButton;
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QPushButton *submitButton;
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QPushButton *cancelButton;
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//! [members]
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QPushButton *editButton;
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QPushButton *removeButton;
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//! [members]
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QPushButton *nextButton;
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QPushButton *previousButton;
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//! [members]
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QLineEdit *nameLine;
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QTextEdit *addressText;
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QMap<QString, QString> contacts;
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QString oldName;
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QString oldAddress;
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//! [current mode]
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Mode currentMode;
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//! [current mode]
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};
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#endif // ADDRESSBOOK_H
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//! [class definition]
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@@ -6,104 +6,112 @@
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<rect>
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<x>0</x>
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<y>0</y>
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<width>600</width>
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<height>400</height>
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<width>472</width>
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<height>294</height>
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</rect>
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</property>
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<property name="windowTitle">
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<string>AddressBook</string>
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</property>
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<widget class="QWidget" name="layoutWidget">
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<property name="geometry">
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<rect>
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<x>10</x>
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<y>10</y>
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<width>413</width>
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<height>260</height>
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</rect>
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</property>
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<layout class="QGridLayout" name="gridLayout">
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<item row="0" column="0">
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<widget class="QLabel" name="nameLabel">
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<property name="text">
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<string>Name:</string>
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</property>
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</widget>
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</item>
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<item row="0" column="1">
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<widget class="QLineEdit" name="nameLine"/>
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</item>
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<item row="1" column="0">
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<widget class="QLabel" name="addressLabel">
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<property name="text">
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<string>Address:</string>
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</property>
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<property name="alignment">
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<set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignTop</set>
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</property>
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</widget>
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</item>
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<item row="1" column="1">
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<widget class="QTextEdit" name="addressText"/>
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</item>
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<item row="1" column="2">
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<layout class="QVBoxLayout" name="verticalLayout">
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<item>
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<widget class="QPushButton" name="addButton">
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<property name="text">
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<string>Add</string>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QPushButton" name="submitButton">
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<property name="text">
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<string>Submit</string>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QPushButton" name="cancelButton">
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<property name="text">
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<string>Cancel</string>
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</property>
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</widget>
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</item>
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<item>
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<spacer name="verticalSpacer">
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<property name="orientation">
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<enum>Qt::Vertical</enum>
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</property>
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<property name="sizeHint" stdset="0">
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<size>
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<width>20</width>
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<height>40</height>
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</size>
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</property>
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</spacer>
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</item>
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</layout>
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</item>
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<item row="2" column="1">
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<layout class="QHBoxLayout" name="horizontalLayout">
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<item>
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<widget class="QPushButton" name="nextButton">
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<property name="text">
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<string>Previous</string>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QPushButton" name="previousButton">
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<property name="text">
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<string>Next</string>
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</property>
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</widget>
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</item>
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</layout>
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</item>
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</layout>
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</widget>
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<layout class="QHBoxLayout" name="horizontalLayout_3">
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<item>
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<layout class="QGridLayout" name="gridLayout">
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<item row="0" column="0">
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<widget class="QLabel" name="nameLabel">
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<property name="text">
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<string>Name:</string>
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</property>
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</widget>
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</item>
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<item row="0" column="1">
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<widget class="QLineEdit" name="nameLine"/>
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</item>
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<item row="1" column="0">
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<widget class="QLabel" name="addressLabel">
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<property name="text">
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<string>Address:</string>
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</property>
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<property name="alignment">
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<set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignTop</set>
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</property>
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</widget>
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</item>
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<item row="1" column="1">
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<widget class="QTextEdit" name="addressText"/>
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</item>
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<item row="1" column="2">
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<layout class="QVBoxLayout" name="verticalLayout">
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<item>
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<widget class="QPushButton" name="addButton">
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<property name="text">
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<string>Add</string>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QPushButton" name="submitButton">
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<property name="text">
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<string>Submit</string>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QPushButton" name="cancelButton">
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<property name="text">
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<string>Cancel</string>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QPushButton" name="editButton">
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<property name="text">
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<string>Edit</string>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QPushButton" name="removeButton">
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<property name="text">
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<string>Remove</string>
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</property>
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</widget>
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</item>
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<item>
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<spacer name="verticalSpacer">
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<property name="orientation">
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<enum>Qt::Vertical</enum>
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</property>
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<property name="sizeHint" stdset="0">
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<size>
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<width>20</width>
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<height>40</height>
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</size>
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</property>
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</spacer>
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</item>
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</layout>
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</item>
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<item row="2" column="1">
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<layout class="QHBoxLayout" name="horizontalLayout">
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<item>
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<widget class="QPushButton" name="nextButton">
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<property name="text">
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<string>Previous</string>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QPushButton" name="previousButton">
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<property name="text">
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<string>Next</string>
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</property>
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</widget>
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</item>
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</layout>
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</item>
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</layout>
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</item>
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</layout>
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</widget>
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<layoutdefault spacing="6" margin="11"/>
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<resources/>
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BIN
doc/images/addressbook-tutorial-part4-drop-in-gridlayout.png
Normal file
BIN
doc/images/addressbook-tutorial-part4-drop-in-gridlayout.png
Normal file
Binary file not shown.
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