JP2003084883A - Screen scroll method, and storage medium with program stored by it - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a screen scroll method capable of continuing screen scroll even if a scrolling indicator is not continuously depressed and of preventing the region of the display screen from being reduced. SOLUTION: This screen scroll method is used for scrolling the display screen by executing a click operation to the screen scrolling indicator displayed on the screen by using a pointing device. The method is so structured that it is determined whether or not a cursor coordinate information signal indicates the coordinates of a scroll control button and a button signal shows a depressed state (S1); the screen is scrolled in any direction within four directions according to the coordinate data of the cursor coordinate information signal (S2) if it is affirmative (Yes in S1); and the scroll is stopped when the button signal comes into a non-depressed state, and the scrolling is started and continued (S4) when the button signal shows that the button is double-clicked (No in S1 and Yes in S3).

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a screen scroll method in a Windows (registered trademark) system used in an information processing apparatus such as a personal computer, and more particularly to a scroll for displaying a screen. The present invention relates to a screen scroll method of scrolling a display screen vertically and horizontally by giving a click operation to a display indicator.

[0002]

2. Description of the Related Art In a Windows system currently used in an information processing apparatus such as a personal computer, when a scroll bar or a scroll indicator is displayed and the display target becomes larger than the display screen area,
For example, the display screen for scrolling is used to move the display screen vertically and horizontally. Generally, there are scroll indicators at both ends of the scroll bar, and a click operation is given to the scroll indicator by a pointing device such as a mouse.
During the clicked state (the state in which the scroll display is pressed), the display screen is moved vertically and horizontally so that scrolling is continuously performed. Also,
In the prior art relating to the screen scroll method disclosed in Japanese Patent Laid-Open No. 10-31477, a specific area for scroll operation is provided around the display screen, and the screen is scrolled when the cursor of the pointing device enters the area. The scroll direction is determined by detecting which of the left, right, top, and bottom scroll operation specific areas the cursor has entered, and as long as the cursor remains in the specific scroll operation area, scrolling is continuously performed in the determined direction. .

[0003]

However, among the above-mentioned conventional techniques, in the method of scrolling the screen by giving a click operation to the scroll indicator, when the scroll is continuously performed, the scroll indicator is depressed. Need to continue. In addition, if the cursor of the pointing device is removed from the scroll indicator, scrolling will also stop. In order to solve such a problem, a conventional technique disclosed in Japanese Patent Application Laid-Open No. 10-31477 has been proposed. However, in this conventional technique, a scroll operation specific area is provided around the display screen, so that the display screen is displayed. There is a drawback that the area becomes narrow. An object of the present invention is to solve such a problem of the conventional technology, and specifically, it is possible to continue screen scrolling without continuously pressing the scroll display element,
An object of the present invention is to provide a screen scroll method that does not narrow the display screen area.

[0004]

In order to solve the above-mentioned problems, in the invention described in claim 1, a pointing device is used to perform a click operation on a screen scroll indicator displayed on the screen. Thus, in the screen scroll method for scrolling the display screen, continuous screen scroll is performed when it is detected that a double-click operation is given to the screen scroll indicator. In the invention according to claim 2,
By using the pointing device to perform a click operation on the screen scroll indicator displayed on the screen, in the screen scroll method of scrolling the display screen, a click operation is given to the screen scroll indicator, When the screen scroll is performed, if the click state exceeds a predetermined time, the screen scroll is continued even if the click state is released. The invention according to claim 3 is characterized in that, in the invention according to claim 1 or 2, the cursor display state of the pointing device is changed while the screen scrolling is continued. According to the invention of claim 4, in the invention of claim 1 or 2, the cursor movement of the pointing device is stopped while the screen scroll is continued. Further, in the invention according to claim 5, in the invention according to claim 1 or 2, when the button of the pointing device is pressed while the screen scroll is continuing, the screen scroll is the upper limit,
It is characterized in that the screen scroll is stopped when the lower limit, the right limit, or the left limit is reached, or when the keyboard is pressed. In the invention according to claim 6,
A storage medium storing a program stores a program programmed according to the screen scrolling method according to any one of claims 1 to 5.

[0005]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described in detail below with reference to the drawings. FIG. 1 is a configuration block diagram of a main part of an information processing apparatus showing a first embodiment of the present invention. As shown in the figure, the information processing apparatus of this embodiment has a pointing device 1, such as a mouse, which has a click button and outputs a signal for generating a cursor coordinate information signal at a position where a click operation is performed A signal transmission control unit 2 for transmitting the cursor coordinate information signal 3 and the button signal 4 based on the signal from the device 1, specifying the signal based on the cursor coordinate information signal 3 and the button signal 4, and determining the state of the signal. Signal determination unit 5, screen scroll processing unit 6 for performing screen scroll control based on the information specified and determined by the signal determination unit 5, cursor coordinate information signal 3
A cursor display control unit 7 for displaying a cursor on the display device 9 based on the above, a screen display control unit 8 for displaying the screen scrolled by the screen scroll processing unit 6 on the display device 9, and the like. In a Windows system of an information processing apparatus, when the display target is larger than the display area, scroll display is generally performed using a display screen as shown in FIG. That is, the display area 10, which is an area in which the information provided according to the application is displayed, the pointing device cursor (hereinafter, abbreviated as cursor) 11, the scroll bar 12, the scroll control button 13, which is the scroll indicator, At this time, the slider 14 indicating the position of the entire display target displayed on the screen is displayed for scroll display. Then, when the display target to be displayed in the display area 10 is scrolled by using the pointing device 1, the cursor 11 is moved to a desired scroll control button 13
Click the button of the pointing device 1 according to the position (in general, it means momentary pressing, but in a broad sense it means pressing), or move the cursor 11 to the slider 14 and drag the slider 14. To do. However, in the prior art, in this case, scrolling is valid only while the cursor is on the scroll control button 13 and while the button of the pointing device 1 such as a mouse is being clicked (while being in a pressed state). The scroll process ends when the click state is stopped or the cursor 11 is removed from the scroll control button 13 or the like. On the other hand, the first embodiment of the present invention operates as shown in FIG.
The operation of this embodiment will be described below with reference to FIG.

When the operation flow shown in FIG. 3 is entered, the signal determining unit 5 first checks the cursor coordinate information signal 3 and the button signal 4 indicating the clicked state (pressed state). It is determined whether the signal 3 indicates the coordinates of the scroll control button 13 and the button signal 4 indicates the pressed state (continuous click state) (S1). If so (Yes in S1), the screen is scrolled in any one of the four directions according to the coordinate data of the cursor coordinate information signal 3 (S2), and the button signal is no longer pressed. Or stop scrolling. On the other hand, if the button signal 4 indicates that the button has been double-clicked (No in S1 and Yes in S3), the screen scroll processing unit 6 starts processing for holding the scroll control button pressed state, that is, scroll processing. And continue (S4). Thus, according to this embodiment, by performing the double-click operation, continuous scrolling can be performed without continuously pressing the button of the pointing device 1. Further, when the continuous scrolling is started, the coordinate data of the cursor coordinate information signal 3 is not concerned, so that the cursor does not come off the scroll control button 13 and the scrolling stops unlike the prior art.

FIG. 4 is a block diagram of the essential parts of an information processing apparatus showing a second embodiment of the present invention. As shown in the figure, the information processing apparatus of this embodiment has a configuration in which a timer count unit 15 is added to the configuration of the first embodiment shown in FIG. The operation of this embodiment will be described below according to the operation flow shown in FIG. First, in the signal determination unit 5, the cursor coordinate information signal 3 indicates the coordinates of the scroll control button 13 by checking the cursor coordinate information signal 3 and the button signal 4 indicating the click state (pressed state), and It is determined whether or not the button signal 4 indicates a pressed state (continuous click state) (S11). If so (Yes in S11), scrolling in any one of the four directions is started according to the coordinate data of the cursor coordinate information signal 3 (S1).
2). Further, the timer count unit 15 starts counting time (S13), and periodically sends the timer information to the signal determination unit 5. On the other hand, the screen scroll processing unit 6 continues scrolling as long as the click state (pressed state) of the scroll control button 13 continues (Yes in S14) (S1).
5), the signal determination unit 5 has a predetermined time or more (threshold value or more)
If it is determined that the clicked state has continued (Yes in S16)
s), the screen scroll processing unit 6 performs processing for holding the scroll control button pressed state, that is, processing for continuing scrolling (S17). Thus, according to this embodiment, if the button of the pointing device 1 is pressed only for the first time, continuous scrolling can be performed without further pressing. Further, when the continuous scrolling is started, the coordinate data of the cursor coordinate information signal 3 is not concerned, so that the cursor does not come off the scroll control button 13 and the scrolling stops unlike the prior art.

Further, in the third embodiment of the present invention, in the first embodiment or the second embodiment, when the signal determination unit 5 determines that the continuous scroll processing is performed, the cursor is displayed during the continuous scroll. The control unit 7 is configured to display the cursor whose display state is changed on the display device 9.
You can change the color of the cursor, blink the cursor, or change the shape of the cursor. With such a configuration, it is possible to easily visually grasp that the continuous scrolling process is being performed. Further, in the fourth embodiment of the present invention, in the first embodiment or the second embodiment, when the signal determination unit 5 determines that the continuous scroll processing is being performed, the signal determination unit 5 is in the process of continuous scroll.
Fixes the cursor coordinate information signal 3, and the cursor display control unit 7 displays the cursor at the fixed display position of the display device 9. With such a configuration, an erroneous operation of the operator during screen scrolling can be prevented, and efficient screen scrolling control can be performed.

In the fifth embodiment of the present invention, the continuous scroll processing in the first or second embodiment can be easily canceled. In one configuration, the signal determination unit 5 releases the button signal 4 of the pointing device 1 when the button depression (click) is recognized. That is, when the button depression is recognized after the continuous scrolling state, the signal determination unit 5 notifies the screen scroll processing unit 6 of the fact and cancels the continuous scrolling process. FIG. 6 shows another configuration of the fifth embodiment. As shown in the figure, a keyboard 16 is added to the configuration of the second embodiment (or the configuration of the first embodiment) shown in FIG. With such a configuration, when there is an input signal from the keyboard 16 during the continuous scroll processing, the screen scroll processing unit 6 stops the continuous scroll processing. Also, in the third method, the screen scroll is the upper limit,
When either the lower limit, the right limit, or the left limit is reached, the screen scroll processing unit 6 stops the continuous scroll process. Thus, according to this embodiment, the continuous scroll process can be easily ended. The screen scrolling method of the present invention has been described above. However, a program programmed according to the screen scrolling method as described above may be stored in, for example, a removable storage medium, and the storage medium may be screen scrolled according to the present invention. By installing it in an information processing device such as a personal computer,
Alternatively, by transferring the program to such an information processing device via a network, it is possible to perform screen scrolling according to the present invention also in the information processing device.

[0010]

As described above, according to the present invention,
In the invention according to claim 1, when the display screen is scrolled by performing a click operation on the screen scroll indicator displayed on the screen using the pointing device, the screen scroll indicator is doubled. When a click operation is given, continuous screen scrolling is performed, so continuous scrolling can be performed without holding down the button on the pointing device.If this continuous scrolling starts, the coordinate data of the cursor coordinate information signal will be Since the user does not have to worry about it, there is no need for the cursor to move out of the screen scroll indicator and the scroll stops as in the conventional case. Further, since it is not necessary to provide a scroll operation specific area around the display screen, the display screen area is not narrowed. In the invention according to claim 2, a pointing device is used,
By performing a click operation on the screen scroll indicator displayed on the screen, while scrolling the screen, if the click state exceeds a predetermined time,
Since the screen scrolling continues even if the clicked state is canceled, continuous scrolling can be performed without pressing and holding the button of the pointing device.If this continuous scrolling starts, the coordinate data of the cursor coordinate information signal is known. Since this is not done, there is no possibility that the cursor will disengage from the screen scroll indicator and the scroll will stop as in the conventional case. Further, since it is not necessary to provide a scroll operation specific area around the display screen, the display screen area is not narrowed. Further, in the invention according to claim 3, in the invention according to claim 1 or claim 2, since the cursor display state of the pointing device changes while continuous scrolling continues, it is possible to visually easily indicate that continuous scrolling is in progress. It becomes possible to grasp.

According to the invention described in claim 4,
Alternatively, in the invention according to claim 2, since the cursor movement of the pointing device is stopped while the screen scroll is continued, it is possible to prevent the operator from performing a malfunction during the screen scroll, and thus to perform efficient screen scroll control. It will be possible. In the invention according to claim 5, in the invention according to claim 1 or 2, when the button of the pointing device is pressed while the screen scroll is continuing, the screen scroll is the upper limit, the lower limit, the right limit, and the left limit. When either of the above is reached or the keyboard is pressed, the screen scrolling is stopped, so that the continuous scrolling state can be easily stopped. In the invention according to claim 6, the program programmed according to the screen scrolling method according to any one of claims 1 to 5 is stored in, for example, a removable storage medium. The information processing apparatus according to any one of claims 1 to 5 is mounted on the information processing apparatus such as a personal computer that cannot scroll the screen according to the invention, and the information processing apparatus also includes the information processing apparatus. The screen scroll according to the invention described in any one of 5 can be performed, and therefore, the effect can be obtained.

[Brief description of drawings]

FIG. 1 is a configuration block diagram of an information processing apparatus showing a first embodiment of the present invention.

FIG. 2 is a screen diagram of the information processing apparatus showing the first embodiment of the present invention.

FIG. 3 is an operation flow diagram of the screen scrolling method according to the first embodiment of the present invention.

FIG. 4 is a configuration block diagram of an information processing apparatus showing a second embodiment of the present invention.

FIG. 5 is an operation flow diagram of a screen scroll method showing a second embodiment of the present invention.

FIG. 6 is a configuration block diagram of an information processing apparatus showing a fifth embodiment of the present invention.

[Explanation of symbols]

1 pointing device 2 Signal transmission control unit 5 Signal determination section 6 Screen scroll processing section 7 Cursor display controller 8 screen display controller 9 Display device 10 display area 11 Pointing device cursor 12 scroll bar 13 Scroll control buttons 14 Slider 15 Timer counting section 16 keyboard

Claims (6)

[Claims] 1. In a screen scroll method for scrolling a display screen by performing a click operation on a screen scroll indicator displayed on the screen using a pointing device, a double screen scroll indicator is used. A screen scroll method characterized by performing continuous screen scroll when it is detected that a click operation has been given. 2. A screen scroll method for scrolling a display screen by performing a click operation on a screen scroll indicator displayed on the screen using a pointing device, by clicking on the screen scroll indicator. A screen scroll method characterized in that, when an operation is given and the screen is being scrolled, if the click state exceeds a predetermined time, the screen scroll is continued even if the click state is released. 3. The screen scroll method according to claim 1, wherein the cursor display state of the pointing device is changed while the screen scroll is being continued. 4. The screen scroll method according to claim 1, wherein the cursor movement of the pointing device is stopped while the screen scroll continues. 5. The screen scroll method according to claim 1, wherein when the button of the pointing device is pressed while the screen scroll is continuing, the screen scroll is one of an upper limit, a lower limit, a right limit, and a left limit. A screen scrolling method, characterized in that the screen scrolling is stopped when the number of times reaches or when the keyboard is pressed. 6. A storage medium storing a program, which stores a program programmed according to the screen scrolling method according to any one of claims 1 to 5.