jloadingview.java

java版本的实现mp3搜索的完整程序。

                jButton4ActionPerformed(evt);
            }
        });

        jButton5.setText(resourceMap.getString("jButton5.text")); // NOI18N
        jButton5.setName("jButton5"); // NOI18N
        jButton5.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton5ActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
        jPanel1.setLayout(jPanel1Layout);
        jPanel1Layout.setHorizontalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                    .addComponent(jScrollPane1, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, 594, Short.MAX_VALUE)
                    .addGroup(jPanel1Layout.createSequentialGroup()
                        .addComponent(jButton1)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(jButton5)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(jButton2)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(jButton3)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 267, Short.MAX_VALUE)
                        .addComponent(jButton4)))
                .addContainerGap())
        );
        jPanel1Layout.setVerticalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel1Layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jButton1)
                    .addComponent(jButton2)
                    .addComponent(jButton3)
                    .addComponent(jButton4)
                    .addComponent(jButton5))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                .addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 182, Short.MAX_VALUE)
                .addContainerGap())
        );

        jSplitPane1.setRightComponent(jPanel1);

        jTabbedPane2.setFocusable(false);
        jTabbedPane2.setName("jTabbedPane2"); // NOI18N
        jSplitPane1.setLeftComponent(jTabbedPane2);

        jTabbedPane1.addTab(resourceMap.getString("jSplitPane1.TabConstraints.tabTitle"), jSplitPane1); // NOI18N

        javax.swing.GroupLayout mainPanelLayout = new javax.swing.GroupLayout(mainPanel);
        mainPanel.setLayout(mainPanelLayout);
        mainPanelLayout.setHorizontalGroup(
            mainPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jTabbedPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 683, Short.MAX_VALUE)
        );
        mainPanelLayout.setVerticalGroup(
            mainPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jTabbedPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 405, Short.MAX_VALUE)
        );

        jTabbedPane1.getAccessibleContext().setAccessibleName(resourceMap.getString("jTabbedPane1.AccessibleContext.accessibleName")); // NOI18N

        setComponent(mainPanel);
    }// </editor-fold>//GEN-END:initComponents

    private void jButton5ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton5ActionPerformed
        pauseTasks();
    }//GEN-LAST:event_jButton5ActionPerformed

    private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton4ActionPerformed
        try {
            File f = new File("musics");
            if (!f.exists()) f.mkdirs();
            Runtime rt = Runtime.getRuntime();
            String cmd = "cmd.exe /c start " + f.getPath();
            rt.exec(cmd);
        } catch (Exception e) {
            //System.out.println("e" + e.getMessage());
        }
    }//GEN-LAST:event_jButton4ActionPerformed

    private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton3ActionPerformed
        deleteTasks();
    }//GEN-LAST:event_jButton3ActionPerformed

    private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed
        stopTasks();
    }//GEN-LAST:event_jButton2ActionPerformed

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
        startTasks();
    }//GEN-LAST:event_jButton1ActionPerformed

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton jButton1;
    private javax.swing.JButton jButton2;
    private javax.swing.JButton jButton3;
    private javax.swing.JButton jButton4;
    private javax.swing.JButton jButton5;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JSplitPane jSplitPane1;
    private javax.swing.JTabbedPane jTabbedPane1;
    private javax.swing.JTabbedPane jTabbedPane2;
    private javax.swing.JTable jTable1;
    private javax.swing.JPanel mainPanel;
    // End of variables declaration//GEN-END:variables

    //private final Timer messageTimer;
    //private final Timer busyIconTimer;
    //private final Icon idleIcon;
    //private final Icon[] busyIcons = new Icon[15];
    //private int busyIconIndex = 0;

    private JDialog aboutBox;
    
    // -------------------------------------------------- 定制
    private MusicExt musicExt;  // 扩展面板
    private AboutExt aboutExt;
    
    /** 辅助初始化、辅助设置界面组件的属性及效果 */
    private void myInitComponents() {
        musicExt = new MusicExt();
        aboutExt = new AboutExt();
        this.jTabbedPane2.addTab("音乐搜索", musicExt);
        this.jTabbedPane1.addTab("关于huliqing", aboutExt);
        
        this.jScrollPane1.getViewport().setBackground(Color.WHITE);
        this.jTable1.setRowHeight(22);
        
        TableColumnModel tcm = jTable1.getColumnModel();
        int columns = tcm.getColumnCount();
        for (int i = 0; i < columns; i++) {
            tcm.getColumn(i).setCellRenderer(new ColumnCellRenderer());
        }
        
        TableColumn tc = tcm.getColumn(TaskModel.COLUMN_PROCESS);
        tc.setCellRenderer(new ProgressBarRenderer());
        
        // 设置任务管理
        TaskManager tManager = TaskManager.getInstance();
        tManager.setTable(jTable1);
        tManager.loadTasks();
        
    }
    
    private void startTasks() {
        TaskManager tManager = TaskManager.getInstance();
        int[] keys = jTable1.getSelectedRows();
        TaskTableModel ttm = (TaskTableModel) jTable1.getModel();
        for (int key : keys) {
            tManager.startTask(ttm.getTask(key));
        }
    }
    
    private void pauseTasks() {
        TaskManager tManager = TaskManager.getInstance();
        int[] keys = jTable1.getSelectedRows();
        TaskTableModel ttm = (TaskTableModel) jTable1.getModel();
        for (int key : keys) {
            tManager.pauseTask(ttm.getTask(key));
        }
    }
    
    private void stopTasks() {
        TaskManager tManager = TaskManager.getInstance();
        int[] keys = jTable1.getSelectedRows();
        TaskTableModel ttm = (TaskTableModel) jTable1.getModel();
        for (int key : keys) {
            tManager.stopTask(ttm.getTask(key));
        }
    }
    
    private void deleteTasks() {
        ArrayList<TaskModel> taskToDel = new ArrayList<TaskModel>();
        int[] keys = jTable1.getSelectedRows();
        TaskTableModel ttm = (TaskTableModel) jTable1.getModel();
        for (int i = 0; i < keys.length; i++) {
            int k = keys[i];
            taskToDel.add(ttm.getTask(k));
        }
        TaskManager tManager = TaskManager.getInstance();
        tManager.deleteTasks(taskToDel);
    }
}